undefined variable error in ComposerCommands.js, b=169860, r=neil@parkwaycc.co.uk, sr=kin

editor/ui/composer/content/ComposerCommands.js

@@ -3251,8 +3251,6 @@ var nsAllTagsModeCommand =
     FinishHTMLSource();
     if (gEditorDisplayMode != kDisplayModeAllTags)
       SetEditMode(kDisplayModeAllTags);
-    if (gEditorDisplayMode != gDisplayModeAllTags)
-      SetEditMode(gDisplayModeAllTags);
   }
 };