Converts overview to use common ash types

ash/wm/overview/scoped_overview_animation_settings.cc

Index: ash/wm/overview/scoped_overview_animation_settings.cc
diff --git a/ash/wm/overview/scoped_overview_animation_settings.cc b/ash/wm/overview/scoped_overview_animation_settings.cc
deleted file mode 100644
index e0cf9776e9cbe09039d7aafdd716cc5d22ce2735..0000000000000000000000000000000000000000
--- a/ash/wm/overview/scoped_overview_animation_settings.cc
+++ /dev/null
@@ -1,76 +0,0 @@
-// Copyright 2014 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/overview/scoped_overview_animation_settings.h"
-
-#include "ash/wm/overview/overview_animation_type.h"
-#include "base/time/time.h"
-#include "ui/aura/window.h"
-#include "ui/compositor/layer.h"
-#include "ui/gfx/animation/tween.h"
-
-namespace ash {
-
-namespace {
-
-// The time duration for transformation animations.
-const int kTransitionMilliseconds = 200;
-
-// The time duration for widgets to fade in.
-const int kFadeInMilliseconds = 80;
-
-base::TimeDelta GetAnimationDuration(OverviewAnimationType animation_type) {
-  switch (animation_type) {
-    case OVERVIEW_ANIMATION_NONE:
-      return base::TimeDelta();
-    case OVERVIEW_ANIMATION_ENTER_OVERVIEW_MODE_FADE_IN:
-      return base::TimeDelta::FromMilliseconds(kFadeInMilliseconds);
-    case OVERVIEW_ANIMATION_LAY_OUT_SELECTOR_ITEMS:
-    case OVERVIEW_ANIMATION_RESTORE_WINDOW:
-    case OVERVIEW_ANIMATION_HIDE_WINDOW:
-      return base::TimeDelta::FromMilliseconds(kTransitionMilliseconds);
-  }
-  NOTREACHED();
-  return base::TimeDelta();
-}
-
-}  // namespace
-
-ScopedOverviewAnimationSettings::ScopedOverviewAnimationSettings(
-    OverviewAnimationType animation_type,
-    aura::Window* window)
-    : animation_settings_(window->layer()->GetAnimator()) {
-
-  switch (animation_type) {
-    case OVERVIEW_ANIMATION_NONE:
-      animation_settings_.SetPreemptionStrategy(
-          ui::LayerAnimator::REPLACE_QUEUED_ANIMATIONS);
-      break;
-    case OVERVIEW_ANIMATION_ENTER_OVERVIEW_MODE_FADE_IN:
-      window->layer()->GetAnimator()->SchedulePauseForProperties(
-          GetAnimationDuration(
-              OverviewAnimationType::OVERVIEW_ANIMATION_LAY_OUT_SELECTOR_ITEMS),
-          ui::LayerAnimationElement::OPACITY);
-      animation_settings_.SetPreemptionStrategy(
-          ui::LayerAnimator::REPLACE_QUEUED_ANIMATIONS);
-      break;
-    case OVERVIEW_ANIMATION_LAY_OUT_SELECTOR_ITEMS:
-    case OVERVIEW_ANIMATION_RESTORE_WINDOW:
-      animation_settings_.SetPreemptionStrategy(
-          ui::LayerAnimator::IMMEDIATELY_ANIMATE_TO_NEW_TARGET);
-      animation_settings_.SetTweenType(gfx::Tween::FAST_OUT_SLOW_IN);
-      break;
-    case OVERVIEW_ANIMATION_HIDE_WINDOW:
-      animation_settings_.SetPreemptionStrategy(
-          ui::LayerAnimator::IMMEDIATELY_ANIMATE_TO_NEW_TARGET);
-      break;
-  }
-  animation_settings_.SetTransitionDuration(
-      GetAnimationDuration(animation_type));
-}
-
-ScopedOverviewAnimationSettings::~ScopedOverviewAnimationSettings() {
-}
-
-}  // namespace ash