Makes NativeViewHostWin change the parent of the hwnd when

ui/views/focus/focus_manager.cc

Index: ui/views/focus/focus_manager.cc
diff --git a/ui/views/focus/focus_manager.cc b/ui/views/focus/focus_manager.cc
index db632061392cc8a2df3dbe82a8d0ce635e6970ef..df35147706e107c2d6eac98d7045a7bd89b30788 100644
--- a/ui/views/focus/focus_manager.cc
+++ b/ui/views/focus/focus_manager.cc
@@ -478,7 +478,7 @@ void FocusManager::ViewRemoved(View* removed) {
   // clear the focus.  However, it's not safe to call ClearFocus()
   // (and in turn ClearNativeFocus()) here because ViewRemoved() can
   // be called while the top level widget is being destroyed.
-  if (focused_view_ && removed && removed->Contains(focused_view_))
+  if (focused_view_ && removed->Contains(focused_view_))
     SetFocusedView(NULL);
 }