Merge branch 'wip-MDL-40142-m26' of git://github.com/samhemelryk/moodle

blocks/navigation/yui/build/moodle-block_navigation-navigation/moodle-block_navigation-navigation-debug.js

@@ -391,11 +391,15 @@ BRANCH.prototype = {
     },
     /**
      * Attaches required events to the branch structure.
+     *
+     * @chainable
+     * @method wire
+     * @return {BRANCH} This function is chainable, it always returns itself.
      */
     wire : function() {
         this.node = this.node || Y.one('#'+this.get('id'));
         if (!this.node) {
-            return false;
+            return this;
         }
         if (this.get('expandable')) {
             this.node.setAttribute('data-expandable', '1');

blocks/navigation/yui/build/moodle-block_navigation-navigation/moodle-block_navigation-navigation.js

@@ -391,11 +391,15 @@ BRANCH.prototype = {
     },
     /**
      * Attaches required events to the branch structure.
+     *
+     * @chainable
+     * @method wire
+     * @return {BRANCH} This function is chainable, it always returns itself.
      */
     wire : function() {
         this.node = this.node || Y.one('#'+this.get('id'));
         if (!this.node) {
-            return false;
+            return this;
         }
         if (this.get('expandable')) {
             this.node.setAttribute('data-expandable', '1');

blocks/navigation/yui/src/navigation/js/navigation.js

@@ -389,11 +389,15 @@ BRANCH.prototype = {
     },
     /**
      * Attaches required events to the branch structure.
+     *
+     * @chainable
+     * @method wire
+     * @return {BRANCH} This function is chainable, it always returns itself.
      */
     wire : function() {
         this.node = this.node || Y.one('#'+this.get('id'));
         if (!this.node) {
-            return false;
+            return this;
         }
         if (this.get('expandable')) {
             this.node.setAttribute('data-expandable', '1');