SiteConfiguration: Remove isLocalVHost(), deprecated since 1.25

No callers anywhere anymore.

Change-Id: I5f85b3cf60a59d28206bf56a0f8e33c812248d5d

RELEASE-NOTES-1.28

@@ -67,6 +67,7 @@ changes to languages because of Phabricator reports.
   use or update a custom session provider if needed.
 * Deprecated APIEditBeforeSave hook in favor of EditFilterMergedContent.
 * The 'UploadVerification' hook is deprecated. Use 'UploadVerifyFile' instead.
+* SiteConfiguration::isLocalVHost() was removed (deprecated since 1.25).
 
 == Compatibility ==
 

includes/SiteConfiguration.php

@@ -565,17 +565,6 @@ class SiteConfiguration {
 		return $multi ? $res : current( $res );
 	}
 
-	/**
-	 * Returns true if the given vhost is handled locally.
-	 *
-	 * @deprecated since 1.25; check if the host is in $wgLocalVirtualHosts instead.
-	 * @param string $vhost
-	 * @return bool
-	 */
-	public function isLocalVHost( $vhost ) {
-		return in_array( $vhost, $this->localVHosts );
-	}
-
 	/**
 	 * Merge multiple arrays together.
 	 * On encountering duplicate keys, merge the two, but ONLY if they're arrays.