Make GetRootWindow() return a Window instead of a RootWindow.

ash/wm/gestures/long_press_affordance_handler.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 "ash/wm/gestures/long_press_affordance_handler.h"
 
 #include "ash/display/display_controller.h"
 #include "ash/root_window_controller.h"
 #include "ash/shell.h"
 #include "ash/shell_window_ids.h"
@@ skipping 41 matching lines @@
 const int kAffordanceAngleEndValue = 380;
 const int kAffordanceDelayBeforeShrinkMs = 200;
 const int kAffordanceShrinkAnimationDurationMs = 100;
 
 // Visual constants.
 const SkColor kAffordanceGlowStartColor = SkColorSetARGB(24, 255, 255, 255);
 const SkColor kAffordanceGlowEndColor = SkColorSetARGB(0, 255, 255, 255);
 const SkColor kAffordanceArcColor = SkColorSetARGB(80, 0, 0, 0);
 const int kAffordanceFrameRateHz = 60;
 
-views::Widget* CreateAffordanceWidget(aura::RootWindow* root_window) {
+views::Widget* CreateAffordanceWidget(aura::Window* root_window) {
   views::Widget* widget = new views::Widget;
   views::Widget::InitParams params;
   params.type = views::Widget::InitParams::TYPE_WINDOW_FRAMELESS;
   params.keep_on_top = true;
   params.accept_events = false;
   params.ownership = views::Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
   params.context = root_window;
   params.opacity = views::Widget::InitParams::TRANSLUCENT_WINDOW;
   widget->Init(params);
   widget->SetOpacity(0xFF);
@@ skipping 60 matching lines @@
 
 }  // namespace
 
 // View of the LongPressAffordanceHandler. Draws the actual contents and
 // updates as the animation proceeds. It also maintains the views::Widget that
 // the animation is shown in.
 class LongPressAffordanceHandler::LongPressAffordanceView
     : public views::View {
  public:
   LongPressAffordanceView(const gfx::Point& event_location,
-                          aura::RootWindow* root_window)
+                          aura::Window* root_window)
       : views::View(),
         widget_(CreateAffordanceWidget(root_window)),
         current_angle_(kAffordanceAngleStartValue),
         current_scale_(kAffordanceScaleStartValue) {
     widget_->SetContentsView(this);
     widget_->SetAlwaysOnTop(true);
 
     // We are owned by the LongPressAffordance.
     set_owned_by_client();
     gfx::Point point = event_location;
@@ skipping 131 matching lines @@
       // On all other touch and gesture events, we hide the animation.
       StopAnimation();
       break;
   }
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // LongPressAffordanceHandler, private
 
 void LongPressAffordanceHandler::StartAnimation() {
-  aura::RootWindow* root_window = NULL;
+  aura::Window* root_window = NULL;
   switch (current_animation_type_) {
     case GROW_ANIMATION:
       root_window = Shell::GetInstance()->display_controller()->
           GetRootWindowForDisplayId(tap_down_display_id_);
       if (!root_window) {
         StopAnimation();
         return;
       }
       view_.reset(new LongPressAffordanceView(tap_down_location_, root_window));
       SetDuration(
@@ skipping 60 matching lines @@
     default:
       view_.reset();
       tap_down_touch_id_ = -1;
       tap_down_display_id_ = 0;
       break;
   }
 }
 
 }  // namespace internal
 }  // namespace ash