ui/views: Fix the signature of View::OnViewAdded/Removed overridden methods.

ui/views/widget/root_view.cc

Index: ui/views/widget/root_view.cc
diff --git a/ui/views/widget/root_view.cc b/ui/views/widget/root_view.cc
index 8a4f053954eba74167a664c6649411f2fc6c41d6..dd2ebf521af8d0382f8be8f5dd660e24ae6c09fc 100644
--- a/ui/views/widget/root_view.cc
+++ b/ui/views/widget/root_view.cc
@@ -31,11 +31,11 @@ RootView::~RootView() {
 ////////////////////////////////////////////////////////////////////////////////
 // RootView, View overrides:
 
-void RootView::OnViewRemoved(View* parent, View* child) {
-  if (child == mouse_pressed_handler_)
+void RootView::OnViewRemoved(const View& parent, const View& child) {
+  if (&child == mouse_pressed_handler_)
     mouse_pressed_handler_ = NULL;
 
-  GetFocusManager()->RemoveView(child);
+  GetFocusManager()->RemoveView(&child);
 }
 
 bool RootView::OnKeyPressed(const KeyEvent& event) {