Merge "remove unused code"

Math.hooks.php

@@ -50,7 +50,6 @@ class MathHooks {
 		$renderer = MathRenderer::getRenderer(
 			$content, $attributes, $mode
 		);
-		$renderer->setAnchorID( $parser->nextLinkID() ); // Add an ID for referencing the equation later on only used by LaTeXML
 		$renderedMath = $renderer->render();
 		if ( $wgUseMathJax && $mode == MW_MATH_MATHJAX ) {
 			$parser->getOutput()->addModules( array( 'ext.math.mathjax.enabler' ) );

MathRenderer.php

@@ -28,7 +28,6 @@ abstract class MathRenderer {
 	var $conservativeness = 0;
 	var $params = '';
 	protected $recall;
-	protected $anchorID = 0;
 
 	/**
 	 * Constructs a base MathRenderer
@@ -204,24 +203,6 @@ abstract class MathRenderer {
 		return $this->recall;
 	}
 
-	/**
-	 * Gets anchor ID
-	 *
-	 * @return string anchor ID
-	 */
-	public function getAnchorID() {
-		return $this->anchorID;
-	}
-
-	/**
-	 * Sets anchor ID
-	 *
-	 * @param string ID anchor ID
-	 */
-	public function setAnchorID( $ID ) {
-		$this->anchorID = $ID;
-	}
-
 	/**
 	 * Gets TeX markup
 	 *