Rename Widget::CalculateOffsetToAncestorWithLayer() to Widget::GetLayer()

ui/views/widget/native_widget_aura.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/views/widget/native_widget_aura.h"
 
 #include "base/bind.h"
 #include "base/string_util.h"
 #include "third_party/skia/include/core/SkRegion.h"
 #include "ui/aura/client/activation_client.h"
@@ skipping 201 matching lines @@
 }
 
 const ui::Compositor* NativeWidgetAura::GetCompositor() const {
   return window_->layer()->GetCompositor();
 }
 
 ui::Compositor* NativeWidgetAura::GetCompositor() {
   return window_->layer()->GetCompositor();
 }
 
-gfx::Vector2d NativeWidgetAura::CalculateOffsetToAncestorWithLayer(
-    ui::Layer** layer_parent) {
-  if (layer_parent)
-    *layer_parent = window_->layer();
-  return gfx::Vector2d();
+ui::Layer* NativeWidgetAura::GetLayer() {
+  return window_->layer();
 }
 
 void NativeWidgetAura::ViewRemoved(View* view) {
   DCHECK(drop_helper_.get() != NULL);
   drop_helper_->ResetTargetViewIfEquals(view);
 }
 
 void NativeWidgetAura::SetNativeWindowProperty(const char* name, void* value) {
   if (window_)
     window_->SetNativeWindowProperty(name, value);
@@ skipping 798 matching lines @@
   return aura::Env::GetInstance()->is_mouse_button_down();
 }
 
 // static
 bool NativeWidgetPrivate::IsTouchDown() {
   return aura::Env::GetInstance()->is_touch_down();
 }
 
 }  // namespace internal
 }  // namespace views