Remove unused local variables

Change-Id: I4162d45e68d65347108f94b3d80bc146f3393c1b

includes/api/ApiEditPage.php

@@ -348,7 +348,6 @@ class ApiEditPage extends ApiBase {
 		if ( !is_null( $params['section'] ) &&
 			$contentHandler->supportsSections() && $titleObj->exists()
 		) {
-			$sectionTitle = '';
 			// If sectiontitle is set, use it, otherwise use the summary as the section title (for
 			// backwards compatibility with old forms/bots).
 			if ( $ep->sectiontitle !== '' ) {

includes/api/ApiQueryFileRepoInfo.php

@@ -93,8 +93,6 @@ class ApiQueryFileRepoInfo extends ApiQueryBase {
 	}
 
 	public function getParamDescription() {
-		$p = $this->getModulePrefix();
-
 		return array(
 			'prop' => array(
 				'Which repository properties to get (there may be more available on some wikis):',