Index: wp-includes/wp-db.php
===================================================================
--- wp-includes/wp-db.php	(revision 17501)
+++ wp-includes/wp-db.php	(working copy)
@@ -1502,19 +1502,6 @@
 	}
 
 	/**
-	 * Whether the database supports collation.
-	 *
-	 * Called when WordPress is generating the table scheme.
-	 *
-	 * @since 2.5.0
-	 *
-	 * @return bool True if collation is supported, false if version does not
-	 */
-	function supports_collation() {
-		return $this->has_cap( 'collation' );
-	}
-
-	/**
 	 * Determine if a database supports a particular feature
 	 *
 	 * @since 2.7.0