cc: Use the correct internal format for glCopyTexImage2D calls.

cc/test/fake_output_surface.h

 // Copyright 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 CC_TEST_FAKE_OUTPUT_SURFACE_H_
 #define CC_TEST_FAKE_OUTPUT_SURFACE_H_
 
 #include <stddef.h>
 
 #include "base/callback.h"
@@ skipping 99 matching lines @@
   }
 
   CompositorFrame& last_sent_frame() { return last_sent_frame_; }
   size_t num_sent_frames() { return num_sent_frames_; }
 
   void SwapBuffers(CompositorFrame* frame) override;
 
   OutputSurfaceClient* client() { return client_; }
   bool BindToClient(OutputSurfaceClient* client) override;
 
-  void set_framebuffer(unsigned framebuffer) { framebuffer_ = framebuffer; }
+  void set_framebuffer(GLint framebuffer, GLenum format) {
+    framebuffer_ = framebuffer;
+    framebuffer_format_ = format;
+  }
   void BindFramebuffer() override;
+  uint32_t GetFramebufferCopyTextureFormat() override;
 
   void SetTreeActivationCallback(const base::Closure& callback);
 
   const TransferableResourceArray& resources_held_by_parent() {
     return resources_held_by_parent_;
   }
 
   void ReturnResource(unsigned id, CompositorFrameAck* ack);
 
   bool HasExternalStencilTest() const override;
@@ skipping 26 matching lines @@
                     bool delegated_rendering);
 
   FakeOutputSurface(std::unique_ptr<SoftwareOutputDevice> software_device,
                     bool delegated_rendering);
 
   FakeOutputSurface(scoped_refptr<ContextProvider> context_provider,
                     scoped_refptr<ContextProvider> worker_context_provider,
                     std::unique_ptr<SoftwareOutputDevice> software_device,
                     bool delegated_rendering);
 
-  OutputSurfaceClient* client_;
+  OutputSurfaceClient* client_ = nullptr;
   CompositorFrame last_sent_frame_;
-  size_t num_sent_frames_;
-  bool has_external_stencil_test_;
-  bool suspended_for_recycle_;
-  unsigned framebuffer_;
+  size_t num_sent_frames_ = 0;
+  bool has_external_stencil_test_ = false;
+  bool suspended_for_recycle_ = false;
+  GLint framebuffer_ = 0;
+  GLenum framebuffer_format_ = 0;
   TransferableResourceArray resources_held_by_parent_;
   std::unique_ptr<ManagedMemoryPolicy> memory_policy_to_set_at_bind_;
-  OverlayCandidateValidator* overlay_candidate_validator_;
+  OverlayCandidateValidator* overlay_candidate_validator_ = nullptr;
   gfx::Rect last_swap_rect_;
 };
 
 }  // namespace cc
 
 #endif  // CC_TEST_FAKE_OUTPUT_SURFACE_H_