Bug 555704 - useless null check of baseView in nsViewManager::DispatchEvent, r=roc

--HG--
extra : rebase_source : 5b83d0cadd4a19b7046081d97def741f16021edc

view/src/nsViewManager.cpp

@@ -1040,9 +1040,7 @@ NS_IMETHODIMP nsViewManager::DispatchEvent(nsGUIEvent *aEvent,
 
           // Dispatch the event
           nsRect baseViewDimensions;
-          if (baseView) {
-            baseView->GetDimensions(baseViewDimensions);
-          }
+          baseView->GetDimensions(baseViewDimensions);
 
           nsPoint pt;
           pt.x = baseViewDimensions.x +