fix(list): wrapping secondary if it has ng-click

Secondary was being wrapped only if `md-checkbox` or `md-switch` were near by or `ng-click` was applied on the list item.

fixes #3928

Closes #5993

src/components/list/list.js

@@ -110,6 +110,7 @@ function mdListItemDirective($mdAria, $mdConstant, $mdUtil, $timeout) {
           tEl.addClass('md-no-proxy');
         }
       }
+      wrapSecondary();
       setupToggleAria();
 
 
@@ -142,7 +143,9 @@ function mdListItemDirective($mdAria, $mdConstant, $mdUtil, $timeout) {
 
         tEl[0].setAttribute('tabindex', '-1');
         tEl.append(container);
+      }
 
+      function wrapSecondary() {
         if (secondaryItem && !isButton(secondaryItem) && secondaryItem.hasAttribute('ng-click')) {
           $mdAria.expect(secondaryItem, 'aria-label');
           var buttonWrapper = angular.element('<md-button class="md-secondary-container md-icon-button">');
@@ -155,10 +158,10 @@ function mdListItemDirective($mdAria, $mdConstant, $mdUtil, $timeout) {
 
         // Check for a secondary item and move it outside
         if ( secondaryItem && (
-          secondaryItem.hasAttribute('ng-click') ||
+            secondaryItem.hasAttribute('ng-click') ||
             ( tAttrs.ngClick &&
-             isProxiedElement(secondaryItem) )
-        )) {
+            isProxiedElement(secondaryItem) )
+          )) {
           tEl.addClass('md-with-secondary');
           tEl.append(secondaryItem);
         }