Merge "mediawiki.page.watch.ajax: Fail early if updateWatchLink is called wrong"

diff --cc resources/mediawiki.page/mediawiki.page.watch.ajax.js
index a491c6a,1041e7f..850177f
--- 1/resources/mediawiki.page/mediawiki.page.watch.ajax.js
--- 2/resources/mediawiki.page/mediawiki.page.watch.ajax.js
+++ b/resources/mediawiki.page/mediawiki.page.watch.ajax.js
@@@ -69,10 -79,8 +79,8 @@@
        function mwUriGetAction( url ) {
                var action, actionPaths, key, i, m, parts;
  
-               actionPaths = mw.config.get( 'wgActionPaths' );
- 
                // TODO: Does MediaWiki give action path or query param
 -              // precedence ? If the former, move this to the bottom
 +              // precedence? If the former, move this to the bottom
                action = mw.util.getParamValue( 'action', url );
                if ( action !== null ) {
                        return action;