CC Animations: Make LayerAnimationController creation optional

content/renderer/pepper/pepper_compositor_host.h

 // 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.
 
 #ifndef CONTENT_RENDERER_PEPPER_PEPPER_COMPOSITOR_HOST_H_
 #define CONTENT_RENDERER_PEPPER_PEPPER_COMPOSITOR_HOST_H_
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "ppapi/host/host_message_context.h"
 #include "ppapi/host/resource_host.h"
 #include "ppapi/shared_impl/compositor_layer_data.h"
 
 namespace base {
 class SharedMemory;
 }  // namespace
 
 namespace cc {
 class Layer;
+class LayerSettings;
 class SharedBitmap;
 }  // namespace cc
 
 namespace content {
 
 class PepperPluginInstanceImpl;
 class RendererPpapiHost;
 
 class PepperCompositorHost : public ppapi::host::ResourceHost {
  public:
   PepperCompositorHost(RendererPpapiHost* host,
                        PP_Instance instance,
                        PP_Resource resource);
   // Associates this device with the given plugin instance. You can pass NULL
   // to clear the existing device. Returns true on success. In this case, a
   // repaint of the page will also be scheduled. Failure means that the device
   // is already bound to a different instance, and nothing will happen.
   bool BindToInstance(PepperPluginInstanceImpl* new_instance);
 
   const scoped_refptr<cc::Layer> layer() { return layer_; };
 
   void ViewInitiatedPaint();
 
+  static const cc::LayerSettings& PepperLayerSettings();

[piman, 2015/05/11 21:31:24]

Pepper should use the same settings as WebLayerImpl.

+  static void SetPepperLayerSettings(const cc::LayerSettings& settings);
+
  private:
   ~PepperCompositorHost() override;
 
   void ImageReleased(int32_t id,
                      scoped_ptr<base::SharedMemory> shared_memory,
                      scoped_ptr<cc::SharedBitmap> bitmap,
                      uint32_t sync_point,
                      bool is_lost);
   void ResourceReleased(int32_t id,
                         uint32_t sync_point,
@@ skipping 40 matching lines @@
   ppapi::host::ReplyMessageContext commit_layers_reply_context_;
 
   base::WeakPtrFactory<PepperCompositorHost> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PepperCompositorHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_PEPPER_PEPPER_COMPOSITOR_HOST_H_