Make all LayerAnimationElement::Create*Element return unique_ptr

ash/wm/window_animations.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/window_animations.h"
 
 #include <math.h>
 #include <algorithm>
 #include <utility>
 #include <vector>
@@ skipping 369 matching lines @@
     return AnimateShowWindow(window);
   // Don't start hiding the window again if it's already being hidden.
   return window->layer()->GetTargetOpacity() != 0.0f &&
          AnimateHideWindow(window);
 }
 
 std::vector<ui::LayerAnimationSequence*>
 CreateBrightnessGrayscaleAnimationSequence(float target_value,
                                            base::TimeDelta duration) {
   gfx::Tween::Type animation_type = gfx::Tween::EASE_OUT;
-  std::unique_ptr<ui::LayerAnimationSequence> brightness_sequence(
-      new ui::LayerAnimationSequence());
-  std::unique_ptr<ui::LayerAnimationSequence> grayscale_sequence(
-      new ui::LayerAnimationSequence());
+  ui::LayerAnimationSequence* brightness_sequence =
+      new ui::LayerAnimationSequence();
+  ui::LayerAnimationSequence* grayscale_sequence =
+      new ui::LayerAnimationSequence();
 
-  std::unique_ptr<ui::LayerAnimationElement> brightness_element(
+  ui::LayerAnimationElement* brightness_element =
       ui::LayerAnimationElement::CreateBrightnessElement(target_value,
-                                                         duration));
+                                                         duration);
   brightness_element->set_tween_type(animation_type);
-  brightness_sequence->AddElement(brightness_element.release());
+  brightness_sequence->AddElement(brightness_element);
 
-  std::unique_ptr<ui::LayerAnimationElement> grayscale_element(
-      ui::LayerAnimationElement::CreateGrayscaleElement(target_value,
-                                                        duration));
+  ui::LayerAnimationElement* grayscale_element =
+      ui::LayerAnimationElement::CreateGrayscaleElement(target_value, duration);
   grayscale_element->set_tween_type(animation_type);
-  grayscale_sequence->AddElement(grayscale_element.release());
+  grayscale_sequence->AddElement(grayscale_element);
 
   std::vector<ui::LayerAnimationSequence*> animations;
-  animations.push_back(brightness_sequence.release());
-  animations.push_back(grayscale_sequence.release());
+  animations.push_back(brightness_sequence);
+  animations.push_back(grayscale_sequence);
 
   return animations;
 }
 
 gfx::Rect GetMinimizeAnimationTargetBoundsInScreen(aura::Window* window) {
   WmWindow* wm_window = WmWindowAura::Get(window);
   WmShelf* shelf = WmShelf::ForWindow(wm_window);
   gfx::Rect item_rect = shelf->GetScreenBoundsOfItemIconForWindow(wm_window);
 
   // The launcher item is visible and has an icon.
@@ skipping 31 matching lines @@
     case SHELF_ALIGNMENT_LEFT:
       return gfx::Rect(work_area.x(), work_area.y(), 0, 0);
     case SHELF_ALIGNMENT_RIGHT:
       return gfx::Rect(work_area.right(), work_area.y(), 0, 0);
   }
   NOTREACHED();
   return gfx::Rect();
 }
 
 }  // namespace ash