Aura: Have ui::Layer implement WebKit::WebExternalTextureLayerClient

content/browser/renderer_host/image_transport_factory.h

 // 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.
 
 #ifndef CONTENT_BROWSER_RENDERER_HOST_IMAGE_TRANSPORT_FACTORY_H_
 #define CONTENT_BROWSER_RENDERER_HOST_IMAGE_TRANSPORT_FACTORY_H_
 
 #include "base/memory/ref_counted.h"
 #include "ui/gfx/native_widget_types.h"
 
 namespace content {
 class GLHelper;
 }
 
 namespace gfx {
 class Size;
 class ScopedMakeCurrent;
 }
 
 namespace ui {
 class Compositor;
 class ContextFactory;
 class Texture;
 }
 
 namespace WebKit {
 class WebGraphicsContext3D;
 }
 
-class ImageTransportClient;
-
 // This class provides a way to get notified when surface handles get lost.
 class ImageTransportFactoryObserver {
  public:
   virtual ~ImageTransportFactoryObserver() {}
 
   // Notifies that the surface handles generated by ImageTransportFactory for a
   // given compositor were lost.
   // When this is called, the old resources (e.g. shared context, GL helper)
   // still exist, but are about to be destroyed. Getting a reference to those
   // resources from the ImageTransportFactory (e.g. through GetGLHelper) will
@@ skipping 25 matching lines @@
 
   // Creates a shared surface handle, associated with the compositor.
   // Note: the handle may get lost at any time, a state that an
   // ImageTransportFactoryObserver gets notified of.
   virtual gfx::GLSurfaceHandle CreateSharedSurfaceHandle(
       ui::Compositor* compositor) = 0;
 
   // Destroys a shared surface handle.
   virtual void DestroySharedSurfaceHandle(gfx::GLSurfaceHandle surface) = 0;
 
-  // Creates a transport client of a given size, and using the opaque handle
+  // Creates a transport texture of a given size, and using the opaque handle
   // sent by the GPU process.
-  virtual scoped_refptr<ImageTransportClient> CreateTransportClient(
+  virtual scoped_refptr<ui::Texture> CreateTransportClient(
       const gfx::Size& size,
-      uint64* transport_handle) = 0;
+      uint64* transport_handle,
+      ui::Compositor* compositor) = 0;
 
   // Gets a GLHelper instance, associated with the compositor context. This
   // GLHelper will get destroyed whenever the context is lost (
   virtual content::GLHelper* GetGLHelper(ui::Compositor* compositor) = 0;
 
   // Inserts a SyncPoint into the compositor's context.
   virtual uint32 InsertSyncPoint(ui::Compositor* compositor) = 0;
 
-  // Returns a ScopedMakeCurrent that can be used to make current a context that
-  // is shared with the compositor context, e.g. to create a texture in its
-  // namespace. The caller gets ownership of the object.
-  // This will return NULL when using out-of-process (command buffer) contexts.
-  virtual gfx::ScopedMakeCurrent* GetScopedMakeCurrent() = 0;
-
   virtual void AddObserver(ImageTransportFactoryObserver* observer) = 0;
   virtual void RemoveObserver(ImageTransportFactoryObserver* observer) = 0;
 };
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_IMAGE_TRANSPORT_FACTORY_H_