cc: Move TextureMailbox::ReleaseCallback to SingleReleaseCallback.

content/renderer/pepper/pepper_plugin_instance_impl.h

Index: content/renderer/pepper/pepper_plugin_instance_impl.h
diff --git a/content/renderer/pepper/pepper_plugin_instance_impl.h b/content/renderer/pepper/pepper_plugin_instance_impl.h
index 854dc4be60562e595d35cfbc6d909a6c374a4cd5..cfaba570d3596d5e139236838dc0b7a508c43808 100644
--- a/content/renderer/pepper/pepper_plugin_instance_impl.h
+++ b/content/renderer/pepper/pepper_plugin_instance_impl.h
@@ -504,8 +504,10 @@ class CONTENT_EXPORT PepperPluginInstanceImpl
   // cc::TextureLayerClient implementation.
   virtual unsigned PrepareTexture() OVERRIDE;
   virtual WebKit::WebGraphicsContext3D* Context3d() OVERRIDE;
-  virtual bool PrepareTextureMailbox(cc::TextureMailbox* mailbox,
-                                     bool use_shared_memory) OVERRIDE;
+  virtual bool PrepareTextureMailbox(
+      cc::TextureMailbox* mailbox,
+      scoped_ptr<cc::ScopedReleaseCallback>* release_callback,
+      bool use_shared_memory) OVERRIDE;
 
  private:
   friend class base::RefCounted<PepperPluginInstanceImpl>;