Bug 827407 - Back out Flash fullscreen video bug 809055 to test whether FlashPaintSurface crashes are correlated. r=snorp

dom/plugins/base/nsPluginInstanceOwner.cpp

@@ -3298,8 +3298,6 @@ nsPluginInstanceOwner::UpdateDocumentActiveState(bool aIsActive)
   if (mInstance) {
     if (!mPluginDocumentActiveState)
       RemovePluginView();
-    else if (mPluginDocumentActiveState && mFullScreen)
-      AddPluginView();
 
     mInstance->NotifyOnScreen(mPluginDocumentActiveState);