cc: Make most of cc::OutputSurface abstract.

content/renderer/android/synchronous_compositor_frame_sink.cc

 // Copyright 2013 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 "content/renderer/android/synchronous_compositor_frame_sink.h"
 
 #include <vector>
 
 #include "base/auto_reset.h"
 #include "base/location.h"
@@ skipping 60 matching lines @@
 
 }  // namespace
 
 class SynchronousCompositorFrameSink::SoftwareOutputSurface
     : public cc::OutputSurface {
  public:
   SoftwareOutputSurface(std::unique_ptr<SoftwareDevice> software_device)
       : cc::OutputSurface(std::move(software_device)) {}
 
   // cc::OutputSurface implementation.
-  uint32_t GetFramebufferCopyTextureFormat() override { return 0; }
+  void EnsureBackbuffer() override {}
+  void DiscardBackbuffer() override {}
+  void BindFramebuffer() override {}
   void SwapBuffers(cc::CompositorFrame frame) override {}
   void Reshape(const gfx::Size& size,
                float scale_factor,
                const gfx::ColorSpace& color_space,
                bool has_alpha) override {
     // Intentional no-op. Surface size controlled by embedder.
   }
+  uint32_t GetFramebufferCopyTextureFormat() override { return 0; }
+  cc::OverlayCandidateValidator* GetOverlayCandidateValidator() const override {
+    return nullptr;
+  }
+  bool IsDisplayedAsOverlayPlane() const override { return false; }
+  unsigned GetOverlayTextureId() const override { return 0; }
+  bool SurfaceIsSuspendForRecycle() const override { return false; }
+  bool HasExternalStencilTest() const override { return false; }
+  void ApplyExternalStencil() override {}
 
   void SetSurfaceSize(const gfx::Size surface_size) {
     surface_size_ = surface_size;
   }
 };
 
 SynchronousCompositorFrameSink::SynchronousCompositorFrameSink(
     scoped_refptr<cc::ContextProvider> context_provider,
     scoped_refptr<cc::ContextProvider> worker_context_provider,
     int routing_id,
@@ skipping 303 matching lines @@
   client_->ReclaimResources(resources);
 }
 
 void SynchronousCompositorFrameSink::SetBeginFrameSource(
     cc::BeginFrameSource* begin_frame_source) {
   // Software output is synchronous and doesn't use a BeginFrameSource.
   NOTREACHED();
 }
 
 }  // namespace content