CC Animations: Make LayerAnimationController creation optional

chrome/browser/android/compositor/layer/tab_layer.cc

 // 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 "chrome/browser/android/compositor/layer/tab_layer.h"
 
 #include "base/i18n/rtl.h"
 #include "cc/layers/image_layer.h"
 #include "cc/layers/layer.h"
 #include "cc/layers/layer_lists.h"
@@ skipping 512 matching lines @@
   return layer_;
 }
 
 TabLayer::TabLayer(bool incognito,
                    ui::ResourceManager* resource_manager,
                    LayerTitleCache* layer_title_cache,
                    TabContentManager* tab_content_manager)
     : incognito_(incognito),
       resource_manager_(resource_manager),
       layer_title_cache_(layer_title_cache),
-      layer_(cc::Layer::Create()),
+      layer_(cc::Layer::Create(ContentLayer::ContentLayerSettings())),
       toolbar_layer_(ToolbarLayer::Create()),
-      title_(cc::Layer::Create()),
+      title_(cc::Layer::Create(ContentLayer::ContentLayerSettings())),
       content_(ContentLayer::Create(tab_content_manager)),
-      padding_(cc::SolidColorLayer::Create()),
-      close_button_(cc::UIResourceLayer::Create()),
-      front_border_(cc::NinePatchLayer::Create()),
-      contour_shadow_(cc::NinePatchLayer::Create()),
-      shadow_(cc::NinePatchLayer::Create()),
-      back_logo_(cc::UIResourceLayer::Create()),
+      padding_(
+          cc::SolidColorLayer::Create(ContentLayer::ContentLayerSettings())),
+      close_button_(
+          cc::UIResourceLayer::Create(ContentLayer::ContentLayerSettings())),
+      front_border_(
+          cc::NinePatchLayer::Create(ContentLayer::ContentLayerSettings())),
+      contour_shadow_(
+          cc::NinePatchLayer::Create(ContentLayer::ContentLayerSettings())),
+      shadow_(cc::NinePatchLayer::Create(ContentLayer::ContentLayerSettings())),
+      back_logo_(
+          cc::UIResourceLayer::Create(ContentLayer::ContentLayerSettings())),
       brightness_(1.f) {
   layer_->AddChild(shadow_);
   layer_->AddChild(contour_shadow_);
   layer_->AddChild(padding_);
   layer_->AddChild(content_->layer());
   layer_->AddChild(back_logo_);
   layer_->AddChild(front_border_);
   layer_->AddChild(title_.get());
   layer_->AddChild(close_button_);
   layer_->AddChild(toolbar_layer_->layer());
@@ skipping 21 matching lines @@
       title_->AddChild(layer);
     }
   }
 
   if (title)
     title->SetUIResourceIds();
 }
 
 }  //  namespace android
 }  //  namespace chrome