diff --git a/RELEASE-NOTES-1.21 b/RELEASE-NOTES-1.21
index cfa979a66e5..0ce0593c9ab 100644
--- a/RELEASE-NOTES-1.21
+++ b/RELEASE-NOTES-1.21
@@ -178,6 +178,7 @@ production.
 * BREAKING CHANGE: '??_badcontinue' error code was changed to '??badcontinue'
   for all query modules.
 * ApiQueryBase adds 'badcontinue' error code if module has 'continue' parameter.
+* (bug 35885) Removed version parameter and all getVersion() methods.
 
 === Languages updated in 1.21 ===
 
diff --git a/includes/api/ApiBase.php b/includes/api/ApiBase.php
index dd685f4c0fb..4efa7e6afe6 100644
--- a/includes/api/ApiBase.php
+++ b/includes/api/ApiBase.php
@@ -112,8 +112,12 @@ abstract class ApiBase extends ContextSource {
 	 * Typically includes the class name, the svn revision, timestamp, and
 	 * last author. Usually done with SVN's Id keyword
 	 * @return string
+	 * @deprecated since 1.21, version string is no longer supported
 	 */
-	public abstract function getVersion();
+	public function getVersion() {
+		wfDeprecated( __METHOD__, '1.21' );
+		return '';
+	}
 
 	/**
 	 * Get the name of the module being executed by this instance
@@ -299,23 +303,6 @@ abstract class ApiBase extends ContextSource {
 			}
 
 			$msg .= $this->makeHelpArrayToString( $lnPrfx, "Help page", $this->getHelpUrls() );
-
-			if ( $this->getMain()->getShowVersions() ) {
-				$versions = $this->getVersion();
-				$pattern = '/(\$.*) ([0-9a-z_]+\.php) (.*\$)/i';
-				$callback = array( $this, 'makeHelpMsg_callback' );
-
-				if ( is_array( $versions ) ) {
-					foreach ( $versions as &$v ) {
-						$v = preg_replace_callback( $pattern, $callback, $v );
-					}
-					$versions = implode( "\n  ", $versions );
-				} else {
-					$versions = preg_replace_callback( $pattern, $callback, $versions );
-				}
-
-				$msg .= "Version:\n  $versions\n";
-			}
 		}
 
 		return $msg;
@@ -488,44 +475,6 @@ abstract class ApiBase extends ContextSource {
 		}
 	}
 
-	/**
-	 * Callback for preg_replace_callback() call in makeHelpMsg().
-	 * Replaces a source file name with a link to ViewVC
-	 *
-	 * @param $matches array
-	 * @return string
-	 */
-	public function makeHelpMsg_callback( $matches ) {
-		global $wgAutoloadClasses, $wgAutoloadLocalClasses;
-
-		$file = '';
-		if ( isset( $wgAutoloadLocalClasses[get_class( $this )] ) ) {
-			$file = $wgAutoloadLocalClasses[get_class( $this )];
-		} elseif ( isset( $wgAutoloadClasses[get_class( $this )] ) ) {
-			$file = $wgAutoloadClasses[get_class( $this )];
-		}
-
-		// Do some guesswork here
-		$path = strstr( $file, 'includes/api/' );
-		if ( $path === false ) {
-			$path = strstr( $file, 'extensions/' );
-		} else {
-			$path = 'phase3/' . $path;
-		}
-
-		// Get the filename from $matches[2] instead of $file
-		// If they're not the same file, they're assumed to be in the
-		// same directory
-		// This is necessary to make stuff like ApiMain::getVersion()
-		// returning the version string for ApiBase work
-		if ( $path ) {
-			return "{$matches[0]}\n   https://svn.wikimedia.org/" .
-					"viewvc/mediawiki/trunk/" . dirname( $path ) .
-					"/{$matches[2]}";
-		}
-		return $matches[0];
-	}
-
 	/**
 	 * Returns the description string for this module
 	 * @return mixed string or array of strings
@@ -1691,12 +1640,4 @@ abstract class ApiBase extends ContextSource {
 		}
 		print "\n</pre>\n";
 	}
-
-	/**
-	 * Returns a string that identifies the version of this class.
-	 * @return string
-	 */
-	public static function getBaseVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiBlock.php b/includes/api/ApiBlock.php
index 4779067407d..b58be11599d 100644
--- a/includes/api/ApiBlock.php
+++ b/includes/api/ApiBlock.php
@@ -265,8 +265,4 @@ class ApiBlock extends ApiBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Block';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiComparePages.php b/includes/api/ApiComparePages.php
index 67412598a86..230ed339799 100644
--- a/includes/api/ApiComparePages.php
+++ b/includes/api/ApiComparePages.php
@@ -172,8 +172,4 @@ class ApiComparePages extends ApiBase {
 			'api.php?action=compare&fromrev=1&torev=2' => 'Create a diff between revision 1 and 2',
 		);
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiCreateAccount.php b/includes/api/ApiCreateAccount.php
index 628f48ec19a..0209fb12378 100644
--- a/includes/api/ApiCreateAccount.php
+++ b/includes/api/ApiCreateAccount.php
@@ -258,8 +258,4 @@ class ApiCreateAccount extends ApiBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Account creation';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiDelete.php b/includes/api/ApiDelete.php
index 964e0ae40b3..cfa80352f98 100644
--- a/includes/api/ApiDelete.php
+++ b/includes/api/ApiDelete.php
@@ -267,8 +267,4 @@ class ApiDelete extends ApiBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Delete';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiDisabled.php b/includes/api/ApiDisabled.php
index 13975aec01e..ebcfa011a43 100644
--- a/includes/api/ApiDisabled.php
+++ b/includes/api/ApiDisabled.php
@@ -63,8 +63,4 @@ class ApiDisabled extends ApiBase {
 	public function getExamples() {
 		return array();
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiEditPage.php b/includes/api/ApiEditPage.php
index b1066ccb0a3..74d3e14d82f 100644
--- a/includes/api/ApiEditPage.php
+++ b/includes/api/ApiEditPage.php
@@ -649,8 +649,4 @@ class ApiEditPage extends ApiBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Edit';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiEmailUser.php b/includes/api/ApiEmailUser.php
index 4fa034341c2..ba8edc08b9e 100644
--- a/includes/api/ApiEmailUser.php
+++ b/includes/api/ApiEmailUser.php
@@ -160,8 +160,4 @@ class ApiEmailUser extends ApiBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:E-mail';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiExpandTemplates.php b/includes/api/ApiExpandTemplates.php
index 160f5b913ac..f740cf8ac54 100644
--- a/includes/api/ApiExpandTemplates.php
+++ b/includes/api/ApiExpandTemplates.php
@@ -130,8 +130,4 @@ class ApiExpandTemplates extends ApiBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Parsing_wikitext#expandtemplates';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiFeedContributions.php b/includes/api/ApiFeedContributions.php
index 15a377c144a..2f02674fe3c 100644
--- a/includes/api/ApiFeedContributions.php
+++ b/includes/api/ApiFeedContributions.php
@@ -213,8 +213,4 @@ class ApiFeedContributions extends ApiBase {
 			'api.php?action=feedcontributions&user=Reedy',
 		);
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiFeedWatchlist.php b/includes/api/ApiFeedWatchlist.php
index 373abdb99bf..7a91641a777 100644
--- a/includes/api/ApiFeedWatchlist.php
+++ b/includes/api/ApiFeedWatchlist.php
@@ -233,8 +233,4 @@ class ApiFeedWatchlist extends ApiBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Watchlist_feed';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiFileRevert.php b/includes/api/ApiFileRevert.php
index 092b0036f26..1e463e5e123 100644
--- a/includes/api/ApiFileRevert.php
+++ b/includes/api/ApiFileRevert.php
@@ -195,8 +195,4 @@ class ApiFileRevert extends ApiBase {
 				=> 'Revert Wiki.png to the version of 20110305152740',
 		);
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiFormatBase.php b/includes/api/ApiFormatBase.php
index 8ad9b8ca35e..e8edb3d7e00 100644
--- a/includes/api/ApiFormatBase.php
+++ b/includes/api/ApiFormatBase.php
@@ -308,10 +308,6 @@ See the <a href='https://www.mediawiki.org/wiki/API'>complete documentation</a>,
 	public function getDescription() {
 		return $this->getIsHtml() ? ' (pretty-print in HTML)' : '';
 	}
-
-	public static function getBaseVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
 
 /**
@@ -381,8 +377,4 @@ class ApiFormatFeedWrapper extends ApiFormatBase {
 			ApiBase::dieDebug( __METHOD__, 'Invalid feed class/item' );
 		}
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiFormatDbg.php b/includes/api/ApiFormatDbg.php
index 3d2a39ca56f..f280a290099 100644
--- a/includes/api/ApiFormatDbg.php
+++ b/includes/api/ApiFormatDbg.php
@@ -48,8 +48,4 @@ class ApiFormatDbg extends ApiFormatBase {
 	public function getDescription() {
 		return 'Output data in PHP\'s var_export() format' . parent::getDescription();
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiFormatDump.php b/includes/api/ApiFormatDump.php
index 0f055e130c3..db6608374eb 100644
--- a/includes/api/ApiFormatDump.php
+++ b/includes/api/ApiFormatDump.php
@@ -52,8 +52,4 @@ class ApiFormatDump extends ApiFormatBase {
 	public function getDescription() {
 		return 'Output data in PHP\'s var_dump() format' . parent::getDescription();
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiFormatJson.php b/includes/api/ApiFormatJson.php
index acbc7d3bc25..19c5e5f0854 100644
--- a/includes/api/ApiFormatJson.php
+++ b/includes/api/ApiFormatJson.php
@@ -90,8 +90,4 @@ class ApiFormatJson extends ApiFormatBase {
 			return 'Output data in JSON format' . parent::getDescription();
 		}
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiFormatNone.php b/includes/api/ApiFormatNone.php
index b3bde378516..bee1ac964b1 100644
--- a/includes/api/ApiFormatNone.php
+++ b/includes/api/ApiFormatNone.php
@@ -44,8 +44,4 @@ class ApiFormatNone extends ApiFormatBase {
 	public function getDescription() {
 		return 'Output nothing' . parent::getDescription();
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiFormatPhp.php b/includes/api/ApiFormatPhp.php
index fac2ca587d3..99a047a55bc 100644
--- a/includes/api/ApiFormatPhp.php
+++ b/includes/api/ApiFormatPhp.php
@@ -45,8 +45,4 @@ class ApiFormatPhp extends ApiFormatBase {
 	public function getDescription() {
 		return 'Output data in serialized PHP format' . parent::getDescription();
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiFormatRaw.php b/includes/api/ApiFormatRaw.php
index 184f0a34cc7..d278efa0bcc 100644
--- a/includes/api/ApiFormatRaw.php
+++ b/includes/api/ApiFormatRaw.php
@@ -66,8 +66,4 @@ class ApiFormatRaw extends ApiFormatBase {
 		}
 		$this->printText( $data['text'] );
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiFormatTxt.php b/includes/api/ApiFormatTxt.php
index 71414593feb..3e1f59235be 100644
--- a/includes/api/ApiFormatTxt.php
+++ b/includes/api/ApiFormatTxt.php
@@ -48,8 +48,4 @@ class ApiFormatTxt extends ApiFormatBase {
 	public function getDescription() {
 		return 'Output data in PHP\'s print_r() format' . parent::getDescription();
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiFormatWddx.php b/includes/api/ApiFormatWddx.php
index 65056e44af3..fd1b32765d2 100644
--- a/includes/api/ApiFormatWddx.php
+++ b/includes/api/ApiFormatWddx.php
@@ -112,8 +112,4 @@ class ApiFormatWddx extends ApiFormatBase {
 	public function getDescription() {
 		return 'Output data in WDDX format' . parent::getDescription();
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiFormatXml.php b/includes/api/ApiFormatXml.php
index 5ccf1859a08..582e4054722 100644
--- a/includes/api/ApiFormatXml.php
+++ b/includes/api/ApiFormatXml.php
@@ -248,8 +248,4 @@ class ApiFormatXml extends ApiFormatBase {
 	public function getDescription() {
 		return 'Output data in XML format' . parent::getDescription();
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiFormatYaml.php b/includes/api/ApiFormatYaml.php
index 9a8e3bcefb1..700d4a5e9dc 100644
--- a/includes/api/ApiFormatYaml.php
+++ b/includes/api/ApiFormatYaml.php
@@ -37,8 +37,4 @@ class ApiFormatYaml extends ApiFormatJson {
 	public function getDescription() {
 		return 'Output data in YAML format' . ApiFormatBase::getDescription();
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiHelp.php b/includes/api/ApiHelp.php
index 2b5de21af77..28bb2e94e11 100644
--- a/includes/api/ApiHelp.php
+++ b/includes/api/ApiHelp.php
@@ -151,8 +151,4 @@ class ApiHelp extends ApiBase {
 			'https://www.mediawiki.org/wiki/API:Quick_start_guide',
 		);
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiImport.php b/includes/api/ApiImport.php
index 637c1fff7f0..f5636bd2361 100644
--- a/includes/api/ApiImport.php
+++ b/includes/api/ApiImport.php
@@ -186,10 +186,6 @@ class ApiImport extends ApiBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Import';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
 
 /**
diff --git a/includes/api/ApiLogin.php b/includes/api/ApiLogin.php
index 1f91fe92ae5..3df952fa9f6 100644
--- a/includes/api/ApiLogin.php
+++ b/includes/api/ApiLogin.php
@@ -278,8 +278,4 @@ class ApiLogin extends ApiBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Login';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiLogout.php b/includes/api/ApiLogout.php
index b2f634d0477..00dd62563e8 100644
--- a/includes/api/ApiLogout.php
+++ b/includes/api/ApiLogout.php
@@ -75,8 +75,4 @@ class ApiLogout extends ApiBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Logout';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiMain.php b/includes/api/ApiMain.php
index 57ccc7a81b4..9f88cd6d7f4 100644
--- a/includes/api/ApiMain.php
+++ b/includes/api/ApiMain.php
@@ -132,7 +132,7 @@ class ApiMain extends ApiBase {
 	private $mPrinter;
 
 	private $mModules, $mModuleNames, $mFormats, $mFormatNames;
-	private $mResult, $mAction, $mShowVersions, $mEnableWrite;
+	private $mResult, $mAction, $mEnableWrite;
 	private $mInternalMode, $mSquidMaxage, $mModule;
 
 	private $mCacheMode = 'private';
@@ -188,7 +188,6 @@ class ApiMain extends ApiBase {
 		$this->mFormatNames = array_keys( $this->mFormats );
 
 		$this->mResult = new ApiResult( $this );
-		$this->mShowVersions = false;
 		$this->mEnableWrite = $enableWrite;
 
 		$this->mSquidMaxage = - 1; // flag for executeActionWithErrorHandling()
@@ -681,7 +680,6 @@ class ApiMain extends ApiBase {
 
 		$params = $this->extractRequestParams();
 
-		$this->mShowVersions = $params['version'];
 		$this->mAction = $params['action'];
 
 		if ( !is_string( $this->mAction ) ) {
@@ -968,7 +966,6 @@ class ApiMain extends ApiBase {
 				ApiBase::PARAM_DFLT => 'help',
 				ApiBase::PARAM_TYPE => $this->mModuleNames
 			),
-			'version' => false,
 			'maxlag'  => array(
 				ApiBase::PARAM_TYPE => 'integer'
 			),
@@ -995,7 +992,6 @@ class ApiMain extends ApiBase {
 		return array(
 			'format' => 'The format of the output',
 			'action' => 'What action you would like to perform. See below for module help',
-			'version' => 'When showing help, include version for each module',
 			'maxlag' => array(
 				'Maximum lag can be used when MediaWiki is installed on a database replicated cluster.',
 				'To save actions causing any more site replication lag, this parameter can make the client',
@@ -1111,8 +1107,7 @@ class ApiMain extends ApiBase {
 		$this->setHelp();
 		// Get help text from cache if present
 		$key = wfMemcKey( 'apihelp', $this->getModuleName(),
-			SpecialVersion::getVersion( 'nodb' ) .
-			$this->getShowVersions() );
+			SpecialVersion::getVersion( 'nodb' ) );
 		if ( $wgAPICacheHelpTimeout > 0 ) {
 			$cached = $wgMemc->get( $key );
 			if ( $cached ) {
@@ -1202,25 +1197,11 @@ class ApiMain extends ApiBase {
 	/**
 	 * Check whether the user wants us to show version information in the API help
 	 * @return bool
+	 * @deprecated since 1.21, always returns false
 	 */
 	public function getShowVersions() {
-		return $this->mShowVersions;
-	}
-
-	/**
-	 * Returns the version information of this file, plus it includes
-	 * the versions for all files that are not callable proper API modules
-	 *
-	 * @return array
-	 */
-	public function getVersion() {
-		$vers = array();
-		$vers[] = 'MediaWiki: ' . SpecialVersion::getVersion() . "\n    https://svn.wikimedia.org/viewvc/mediawiki/trunk/phase3/";
-		$vers[] = __CLASS__ . ': $Id$';
-		$vers[] = ApiBase::getBaseVersion();
-		$vers[] = ApiFormatBase::getBaseVersion();
-		$vers[] = ApiQueryBase::getBaseVersion();
-		return $vers;
+		wfDeprecated( __METHOD__, '1.21' );
+		return false;
 	}
 
 	/**
diff --git a/includes/api/ApiMove.php b/includes/api/ApiMove.php
index 9b70b56de3b..bbf408911f4 100644
--- a/includes/api/ApiMove.php
+++ b/includes/api/ApiMove.php
@@ -302,8 +302,4 @@ class ApiMove extends ApiBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Move';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiOpenSearch.php b/includes/api/ApiOpenSearch.php
index ef56274197b..6403bd69316 100644
--- a/includes/api/ApiOpenSearch.php
+++ b/includes/api/ApiOpenSearch.php
@@ -123,8 +123,4 @@ class ApiOpenSearch extends ApiBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Opensearch';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiOptions.php b/includes/api/ApiOptions.php
index 20b41858e1e..6ed324c004b 100644
--- a/includes/api/ApiOptions.php
+++ b/includes/api/ApiOptions.php
@@ -202,8 +202,4 @@ class ApiOptions extends ApiBase {
 			'api.php?action=options&reset=&change=skin=monobook&optionname=nickname&optionvalue=[[User:Beau|Beau]]%20([[User_talk:Beau|talk]])&token=123ABC',
 		);
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiPageSet.php b/includes/api/ApiPageSet.php
index 5fcb13231f6..e2f4daebadd 100644
--- a/includes/api/ApiPageSet.php
+++ b/includes/api/ApiPageSet.php
@@ -791,8 +791,4 @@ class ApiPageSet extends ApiQueryBase {
 			array( 'code' => 'multisource', 'info' => "Cannot use 'revids' at the same time as 'dataSource'" ),
 		) );
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiParamInfo.php b/includes/api/ApiParamInfo.php
index 343a26256c0..42c490e2eb8 100644
--- a/includes/api/ApiParamInfo.php
+++ b/includes/api/ApiParamInfo.php
@@ -114,10 +114,10 @@ class ApiParamInfo extends ApiBase {
 		$result = $this->getResult();
 		$retval['classname'] = get_class( $obj );
 		$retval['description'] = implode( "\n", (array)$obj->getFinalDescription() );
-
 		$retval['examples'] = '';
 
-		$retval['version'] = implode( "\n", (array)$obj->getVersion() );
+		// version is deprecated since 1.21, but needs to be returned for v1
+		$retval['version'] = '';
 		$retval['prefix'] = $obj->getModulePrefix();
 
 		if ( $obj->isReadMode() ) {
@@ -366,8 +366,4 @@ class ApiParamInfo extends ApiBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Parameter_information';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiParse.php b/includes/api/ApiParse.php
index 94b4a8b5db0..143540b86ef 100644
--- a/includes/api/ApiParse.php
+++ b/includes/api/ApiParse.php
@@ -671,8 +671,4 @@ class ApiParse extends ApiBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Parsing_wikitext#parse';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiPatrol.php b/includes/api/ApiPatrol.php
index cb5e081ad6c..336068f376a 100644
--- a/includes/api/ApiPatrol.php
+++ b/includes/api/ApiPatrol.php
@@ -120,8 +120,4 @@ class ApiPatrol extends ApiBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Patrol';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiProtect.php b/includes/api/ApiProtect.php
index b3ca67e6f44..fa6da526a66 100644
--- a/includes/api/ApiProtect.php
+++ b/includes/api/ApiProtect.php
@@ -234,8 +234,4 @@ class ApiProtect extends ApiBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Protect';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiPurge.php b/includes/api/ApiPurge.php
index dbfa89cbcf3..e1ba759d323 100644
--- a/includes/api/ApiPurge.php
+++ b/includes/api/ApiPurge.php
@@ -187,8 +187,4 @@ class ApiPurge extends ApiBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Purge';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQuery.php b/includes/api/ApiQuery.php
index 56b0f4e9c83..e5e6ca45b10 100644
--- a/includes/api/ApiQuery.php
+++ b/includes/api/ApiQuery.php
@@ -776,12 +776,4 @@ class ApiQuery extends ApiBase {
 			'https://www.mediawiki.org/wiki/API:Lists',
 		);
 	}
-
-	public function getVersion() {
-		$psModule = new ApiPageSet( $this );
-		$vers = array();
-		$vers[] = __CLASS__ . ': $Id$';
-		$vers[] = $psModule->getVersion();
-		return $vers;
-	}
 }
diff --git a/includes/api/ApiQueryAllCategories.php b/includes/api/ApiQueryAllCategories.php
index 6ada4aa716e..496a0eb8d42 100644
--- a/includes/api/ApiQueryAllCategories.php
+++ b/includes/api/ApiQueryAllCategories.php
@@ -231,8 +231,4 @@ class ApiQueryAllCategories extends ApiQueryGeneratorBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Allcategories';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryAllImages.php b/includes/api/ApiQueryAllImages.php
index c78f0f3572c..bbc527244b5 100644
--- a/includes/api/ApiQueryAllImages.php
+++ b/includes/api/ApiQueryAllImages.php
@@ -405,8 +405,4 @@ class ApiQueryAllImages extends ApiQueryGeneratorBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Allimages';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryAllLinks.php b/includes/api/ApiQueryAllLinks.php
index 620a394af35..e355f8b03e5 100644
--- a/includes/api/ApiQueryAllLinks.php
+++ b/includes/api/ApiQueryAllLinks.php
@@ -297,8 +297,4 @@ class ApiQueryAllLinks extends ApiQueryGeneratorBase {
 	public function getHelpUrls() {
 		return "https://www.mediawiki.org/wiki/API:All{$this->descriptionLink}s";
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryAllMessages.php b/includes/api/ApiQueryAllMessages.php
index 9fd2db84220..fcc3dba7c23 100644
--- a/includes/api/ApiQueryAllMessages.php
+++ b/includes/api/ApiQueryAllMessages.php
@@ -291,8 +291,4 @@ class ApiQueryAllMessages extends ApiQueryBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Meta#allmessages_.2F_am';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryAllPages.php b/includes/api/ApiQueryAllPages.php
index b180572bf85..0c6692a3e75 100644
--- a/includes/api/ApiQueryAllPages.php
+++ b/includes/api/ApiQueryAllPages.php
@@ -355,8 +355,4 @@ class ApiQueryAllPages extends ApiQueryGeneratorBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Allpages';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryAllUsers.php b/includes/api/ApiQueryAllUsers.php
index 79f64694423..37f2b0f33f1 100644
--- a/includes/api/ApiQueryAllUsers.php
+++ b/includes/api/ApiQueryAllUsers.php
@@ -444,8 +444,4 @@ class ApiQueryAllUsers extends ApiQueryBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Allusers';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryBacklinks.php b/includes/api/ApiQueryBacklinks.php
index bf918ddde2a..0df2899792a 100644
--- a/includes/api/ApiQueryBacklinks.php
+++ b/includes/api/ApiQueryBacklinks.php
@@ -555,8 +555,4 @@ class ApiQueryBacklinks extends ApiQueryGeneratorBase {
 	public function getHelpUrls() {
 		return $this->helpUrl;
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryBase.php b/includes/api/ApiQueryBase.php
index e36109a2d3d..02d071b7f0a 100644
--- a/includes/api/ApiQueryBase.php
+++ b/includes/api/ApiQueryBase.php
@@ -578,14 +578,6 @@ abstract class ApiQueryBase extends ApiBase {
 		}
 		return $errors;
 	}
-
-	/**
-	 * Get version string for use in the API help output
-	 * @return string
-	 */
-	public static function getBaseVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
 
 /**
diff --git a/includes/api/ApiQueryBlocks.php b/includes/api/ApiQueryBlocks.php
index 7cc17557b5d..0d2fa0d3c78 100644
--- a/includes/api/ApiQueryBlocks.php
+++ b/includes/api/ApiQueryBlocks.php
@@ -404,8 +404,4 @@ class ApiQueryBlocks extends ApiQueryBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Blocks';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryCategories.php b/includes/api/ApiQueryCategories.php
index f05bb262de9..2b48eb0c0c9 100644
--- a/includes/api/ApiQueryCategories.php
+++ b/includes/api/ApiQueryCategories.php
@@ -273,8 +273,4 @@ class ApiQueryCategories extends ApiQueryGeneratorBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Properties#categories_.2F_cl';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryCategoryInfo.php b/includes/api/ApiQueryCategoryInfo.php
index 31517fabafd..fbe555c0c8d 100644
--- a/includes/api/ApiQueryCategoryInfo.php
+++ b/includes/api/ApiQueryCategoryInfo.php
@@ -146,8 +146,4 @@ class ApiQueryCategoryInfo extends ApiQueryBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Properties#categoryinfo_.2F_ci';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryCategoryMembers.php b/includes/api/ApiQueryCategoryMembers.php
index ca24f2b8223..6a392bd36c5 100644
--- a/includes/api/ApiQueryCategoryMembers.php
+++ b/includes/api/ApiQueryCategoryMembers.php
@@ -413,8 +413,4 @@ class ApiQueryCategoryMembers extends ApiQueryGeneratorBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Categorymembers';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryDeletedrevs.php b/includes/api/ApiQueryDeletedrevs.php
index 9eab651f4d5..27d95ee3519 100644
--- a/includes/api/ApiQueryDeletedrevs.php
+++ b/includes/api/ApiQueryDeletedrevs.php
@@ -421,8 +421,4 @@ class ApiQueryDeletedrevs extends ApiQueryBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Deletedrevs';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryDisabled.php b/includes/api/ApiQueryDisabled.php
index 6715969aafd..c0929a07ec9 100644
--- a/includes/api/ApiQueryDisabled.php
+++ b/includes/api/ApiQueryDisabled.php
@@ -61,8 +61,4 @@ class ApiQueryDisabled extends ApiQueryBase {
 	public function getExamples() {
 		return array();
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryDuplicateFiles.php b/includes/api/ApiQueryDuplicateFiles.php
index d4a486a999f..3b044264a43 100644
--- a/includes/api/ApiQueryDuplicateFiles.php
+++ b/includes/api/ApiQueryDuplicateFiles.php
@@ -211,8 +211,4 @@ class ApiQueryDuplicateFiles extends ApiQueryGeneratorBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Properties#duplicatefiles_.2F_df';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryExtLinksUsage.php b/includes/api/ApiQueryExtLinksUsage.php
index 6081601bbac..98380d66c75 100644
--- a/includes/api/ApiQueryExtLinksUsage.php
+++ b/includes/api/ApiQueryExtLinksUsage.php
@@ -272,8 +272,4 @@ class ApiQueryExtLinksUsage extends ApiQueryGeneratorBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Exturlusage';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryExternalLinks.php b/includes/api/ApiQueryExternalLinks.php
index 1449a967843..c4a39d66a44 100644
--- a/includes/api/ApiQueryExternalLinks.php
+++ b/includes/api/ApiQueryExternalLinks.php
@@ -166,8 +166,4 @@ class ApiQueryExternalLinks extends ApiQueryBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Properties#extlinks_.2F_el';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryFilearchive.php b/includes/api/ApiQueryFilearchive.php
index fcffc4d4182..8718371909b 100644
--- a/includes/api/ApiQueryFilearchive.php
+++ b/includes/api/ApiQueryFilearchive.php
@@ -374,8 +374,4 @@ class ApiQueryFilearchive extends ApiQueryBase {
 			),
 		);
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryIWBacklinks.php b/includes/api/ApiQueryIWBacklinks.php
index 283115d80bc..b47d31f2668 100644
--- a/includes/api/ApiQueryIWBacklinks.php
+++ b/includes/api/ApiQueryIWBacklinks.php
@@ -239,8 +239,4 @@ class ApiQueryIWBacklinks extends ApiQueryGeneratorBase {
 			'api.php?action=query&generator=iwbacklinks&giwbltitle=Test&giwblprefix=wikibooks&prop=info'
 		);
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryIWLinks.php b/includes/api/ApiQueryIWLinks.php
index 8e8a0756992..fc77b4e6c45 100644
--- a/includes/api/ApiQueryIWLinks.php
+++ b/includes/api/ApiQueryIWLinks.php
@@ -192,8 +192,4 @@ class ApiQueryIWLinks extends ApiQueryBase {
 			'api.php?action=query&prop=iwlinks&titles=Main%20Page' => 'Get interwiki links from the [[Main Page]]',
 		);
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryImageInfo.php b/includes/api/ApiQueryImageInfo.php
index 88c41a8a1d4..2b6ec66f441 100644
--- a/includes/api/ApiQueryImageInfo.php
+++ b/includes/api/ApiQueryImageInfo.php
@@ -703,8 +703,4 @@ class ApiQueryImageInfo extends ApiQueryBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Properties#imageinfo_.2F_ii';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryImages.php b/includes/api/ApiQueryImages.php
index 16d54aad06e..aa7359b9670 100644
--- a/includes/api/ApiQueryImages.php
+++ b/includes/api/ApiQueryImages.php
@@ -192,8 +192,4 @@ class ApiQueryImages extends ApiQueryGeneratorBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Properties#images_.2F_im';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryInfo.php b/includes/api/ApiQueryInfo.php
index efbd731fc29..94b6ad8e95f 100644
--- a/includes/api/ApiQueryInfo.php
+++ b/includes/api/ApiQueryInfo.php
@@ -816,8 +816,4 @@ class ApiQueryInfo extends ApiQueryBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Properties#info_.2F_in';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryLangBacklinks.php b/includes/api/ApiQueryLangBacklinks.php
index d6346d3ff49..7a4880a4631 100644
--- a/includes/api/ApiQueryLangBacklinks.php
+++ b/includes/api/ApiQueryLangBacklinks.php
@@ -239,8 +239,4 @@ class ApiQueryLangBacklinks extends ApiQueryGeneratorBase {
 			'api.php?action=query&generator=langbacklinks&glbltitle=Test&glbllang=fr&prop=info'
 		);
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryLangLinks.php b/includes/api/ApiQueryLangLinks.php
index 9c54cfa285e..0aaa588a9cf 100644
--- a/includes/api/ApiQueryLangLinks.php
+++ b/includes/api/ApiQueryLangLinks.php
@@ -188,8 +188,4 @@ class ApiQueryLangLinks extends ApiQueryBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Properties#langlinks_.2F_ll';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryLinks.php b/includes/api/ApiQueryLinks.php
index 54ee57c1588..138d79b2016 100644
--- a/includes/api/ApiQueryLinks.php
+++ b/includes/api/ApiQueryLinks.php
@@ -247,8 +247,4 @@ class ApiQueryLinks extends ApiQueryGeneratorBase {
 	public function getHelpUrls() {
 		return $this->helpUrl;
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryLogEvents.php b/includes/api/ApiQueryLogEvents.php
index b2eebfb00d5..6b778980901 100644
--- a/includes/api/ApiQueryLogEvents.php
+++ b/includes/api/ApiQueryLogEvents.php
@@ -545,8 +545,4 @@ class ApiQueryLogEvents extends ApiQueryBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Logevents';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryPageProps.php b/includes/api/ApiQueryPageProps.php
index 1eef67e6c5b..189e15a0434 100644
--- a/includes/api/ApiQueryPageProps.php
+++ b/includes/api/ApiQueryPageProps.php
@@ -146,8 +146,4 @@ class ApiQueryPageProps extends ApiQueryBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Properties#pageprops_.2F_pp';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryProtectedTitles.php b/includes/api/ApiQueryProtectedTitles.php
index 02050056ba4..4aa000073bd 100644
--- a/includes/api/ApiQueryProtectedTitles.php
+++ b/includes/api/ApiQueryProtectedTitles.php
@@ -264,8 +264,4 @@ class ApiQueryProtectedTitles extends ApiQueryGeneratorBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Protectedtitles';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryQueryPage.php b/includes/api/ApiQueryQueryPage.php
index a8be26d3d9c..182bc2c6a03 100644
--- a/includes/api/ApiQueryQueryPage.php
+++ b/includes/api/ApiQueryQueryPage.php
@@ -220,8 +220,4 @@ class ApiQueryQueryPage extends ApiQueryGeneratorBase {
 			'api.php?action=query&list=querypage&qppage=Ancientpages'
 		);
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryRandom.php b/includes/api/ApiQueryRandom.php
index ddf5841b716..99854c17ebe 100644
--- a/includes/api/ApiQueryRandom.php
+++ b/includes/api/ApiQueryRandom.php
@@ -183,8 +183,4 @@ class ApiQueryRandom extends ApiQueryGeneratorBase {
 	public function getExamples() {
 		return 'api.php?action=query&list=random&rnnamespace=0&rnlimit=2';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id: ApiQueryRandom.php overlordq$';
-	}
 }
diff --git a/includes/api/ApiQueryRecentChanges.php b/includes/api/ApiQueryRecentChanges.php
index dae03a9a85a..f7a22bdc02c 100644
--- a/includes/api/ApiQueryRecentChanges.php
+++ b/includes/api/ApiQueryRecentChanges.php
@@ -736,8 +736,4 @@ class ApiQueryRecentChanges extends ApiQueryGeneratorBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Recentchanges';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryRevisions.php b/includes/api/ApiQueryRevisions.php
index ecf47a9bb4e..27ea6befea1 100644
--- a/includes/api/ApiQueryRevisions.php
+++ b/includes/api/ApiQueryRevisions.php
@@ -854,8 +854,4 @@ class ApiQueryRevisions extends ApiQueryBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Properties#revisions_.2F_rv';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQuerySearch.php b/includes/api/ApiQuerySearch.php
index a0a0fbe05f5..861833919b2 100644
--- a/includes/api/ApiQuerySearch.php
+++ b/includes/api/ApiQuerySearch.php
@@ -359,8 +359,4 @@ class ApiQuerySearch extends ApiQueryGeneratorBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Search';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQuerySiteinfo.php b/includes/api/ApiQuerySiteinfo.php
index bb22448873e..a6a6dff9950 100644
--- a/includes/api/ApiQuerySiteinfo.php
+++ b/includes/api/ApiQuerySiteinfo.php
@@ -667,8 +667,4 @@ class ApiQuerySiteinfo extends ApiQueryBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Meta#siteinfo_.2F_si';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryStashImageInfo.php b/includes/api/ApiQueryStashImageInfo.php
index a310d109e6c..1b973172b1c 100644
--- a/includes/api/ApiQueryStashImageInfo.php
+++ b/includes/api/ApiQueryStashImageInfo.php
@@ -138,9 +138,5 @@ class ApiQueryStashImageInfo extends ApiQueryImageInfo {
 		);
 	}
 
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
-
 }
 
diff --git a/includes/api/ApiQueryTags.php b/includes/api/ApiQueryTags.php
index de30d06f4b5..e0637ff7313 100644
--- a/includes/api/ApiQueryTags.php
+++ b/includes/api/ApiQueryTags.php
@@ -195,8 +195,4 @@ class ApiQueryTags extends ApiQueryBase {
 			'api.php?action=query&list=tags&tgprop=displayname|description|hitcount'
 		);
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryUserContributions.php b/includes/api/ApiQueryUserContributions.php
index 96fea1a8e85..4d1edf185b4 100644
--- a/includes/api/ApiQueryUserContributions.php
+++ b/includes/api/ApiQueryUserContributions.php
@@ -543,8 +543,4 @@ class ApiQueryContributions extends ApiQueryBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Usercontribs';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryUserInfo.php b/includes/api/ApiQueryUserInfo.php
index 6690665944b..963c8f8d8d3 100644
--- a/includes/api/ApiQueryUserInfo.php
+++ b/includes/api/ApiQueryUserInfo.php
@@ -303,8 +303,4 @@ class ApiQueryUserInfo extends ApiQueryBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Meta#userinfo_.2F_ui';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryUsers.php b/includes/api/ApiQueryUsers.php
index e5690184a03..03a0b799236 100644
--- a/includes/api/ApiQueryUsers.php
+++ b/includes/api/ApiQueryUsers.php
@@ -396,8 +396,4 @@ class ApiQueryUsers extends ApiQueryBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Users';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryWatchlist.php b/includes/api/ApiQueryWatchlist.php
index 22d98b7755c..dd5062450af 100644
--- a/includes/api/ApiQueryWatchlist.php
+++ b/includes/api/ApiQueryWatchlist.php
@@ -518,8 +518,4 @@ class ApiQueryWatchlist extends ApiQueryGeneratorBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Watchlist';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiQueryWatchlistRaw.php b/includes/api/ApiQueryWatchlistRaw.php
index 27b6f747f73..2cb4d9ebca8 100644
--- a/includes/api/ApiQueryWatchlistRaw.php
+++ b/includes/api/ApiQueryWatchlistRaw.php
@@ -222,8 +222,4 @@ class ApiQueryWatchlistRaw extends ApiQueryGeneratorBase {
 			'api.php?action=query&generator=watchlistraw&gwrshow=changed&prop=revisions',
 		);
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiResult.php b/includes/api/ApiResult.php
index 91e20812d0a..5f752b32ebd 100644
--- a/includes/api/ApiResult.php
+++ b/includes/api/ApiResult.php
@@ -367,8 +367,4 @@ class ApiResult extends ApiBase {
 	public function execute() {
 		ApiBase::dieDebug( __METHOD__, 'execute() is not supported on Result object' );
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiRollback.php b/includes/api/ApiRollback.php
index 677df16a9b7..402bab11181 100644
--- a/includes/api/ApiRollback.php
+++ b/includes/api/ApiRollback.php
@@ -205,8 +205,4 @@ class ApiRollback extends ApiBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Rollback';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiRsd.php b/includes/api/ApiRsd.php
index f0e1fad6b07..752a6beaf7f 100644
--- a/includes/api/ApiRsd.php
+++ b/includes/api/ApiRsd.php
@@ -155,10 +155,6 @@ class ApiRsd extends ApiBase {
 		}
 		return $outputData;
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
 
 class ApiFormatXmlRsd extends ApiFormatXml {
@@ -170,8 +166,4 @@ class ApiFormatXmlRsd extends ApiFormatXml {
 	public function getMimeType() {
 		return 'application/rsd+xml';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiSetNotificationTimestamp.php b/includes/api/ApiSetNotificationTimestamp.php
index c122f59357e..68160fa3752 100644
--- a/includes/api/ApiSetNotificationTimestamp.php
+++ b/includes/api/ApiSetNotificationTimestamp.php
@@ -278,8 +278,4 @@ class ApiSetNotificationTimestamp extends ApiBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:SetNotificationTimestamp';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiTokens.php b/includes/api/ApiTokens.php
index 2c9b482c283..2be2b2416ab 100644
--- a/includes/api/ApiTokens.php
+++ b/includes/api/ApiTokens.php
@@ -151,8 +151,4 @@ class ApiTokens extends ApiBase {
 			'api.php?action=tokens&type=email|move' => 'Retrieve an email token and a move token'
 		);
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiUnblock.php b/includes/api/ApiUnblock.php
index e34771fc216..5802a982e5a 100644
--- a/includes/api/ApiUnblock.php
+++ b/includes/api/ApiUnblock.php
@@ -178,8 +178,4 @@ class ApiUnblock extends ApiBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Block';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiUndelete.php b/includes/api/ApiUndelete.php
index 2ee86411c47..b1eeff3fcc6 100644
--- a/includes/api/ApiUndelete.php
+++ b/includes/api/ApiUndelete.php
@@ -176,8 +176,4 @@ class ApiUndelete extends ApiBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Undelete';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiUpload.php b/includes/api/ApiUpload.php
index 2e18e8ad685..4afc8e72b85 100644
--- a/includes/api/ApiUpload.php
+++ b/includes/api/ApiUpload.php
@@ -843,8 +843,4 @@ class ApiUpload extends ApiBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Upload';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiUserrights.php b/includes/api/ApiUserrights.php
index cbb66a41591..0c6ebb19d0f 100644
--- a/includes/api/ApiUserrights.php
+++ b/includes/api/ApiUserrights.php
@@ -141,8 +141,4 @@ class ApiUserrights extends ApiBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:User_group_membership';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }
diff --git a/includes/api/ApiWatch.php b/includes/api/ApiWatch.php
index 275275e21fd..16da176723a 100644
--- a/includes/api/ApiWatch.php
+++ b/includes/api/ApiWatch.php
@@ -151,8 +151,4 @@ class ApiWatch extends ApiBase {
 	public function getHelpUrls() {
 		return 'https://www.mediawiki.org/wiki/API:Watch';
 	}
-
-	public function getVersion() {
-		return __CLASS__ . ': $Id$';
-	}
 }