cc: Make OutputSurface::SwapBuffers pure virtual

ui/compositor/test/in_process_context_factory.cc

 // 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.
 
 #include "ui/compositor/test/in_process_context_factory.h"
 
 #include "base/command_line.h"
 #include "base/threading/thread.h"
-#include "cc/output/output_surface.h"
 #include "cc/surfaces/surface_id_allocator.h"
+#include "cc/test/pixel_test_output_surface.h"
 #include "cc/test/test_shared_bitmap_manager.h"
 #include "ui/compositor/compositor_switches.h"
 #include "ui/compositor/reflector.h"
 #include "ui/gl/gl_implementation.h"
 #include "ui/gl/gl_surface.h"
 #include "webkit/common/gpu/context_provider_in_process.h"
 #include "webkit/common/gpu/grcontext_for_webgraphicscontext3d.h"
 #include "webkit/common/gpu/webgraphicscontext3d_in_process_command_buffer_impl.h"
 
 namespace ui {
@@ skipping 33 matching lines @@
   using webkit::gpu::WebGraphicsContext3DInProcessCommandBufferImpl;
   scoped_ptr<WebGraphicsContext3DInProcessCommandBufferImpl> context3d(
       WebGraphicsContext3DInProcessCommandBufferImpl::CreateViewContext(
           attrs, lose_context_when_out_of_memory, compositor->widget()));
   CHECK(context3d);
 
   using webkit::gpu::ContextProviderInProcess;
   scoped_refptr<ContextProviderInProcess> context_provider =
       ContextProviderInProcess::Create(context3d.Pass(), "UICompositor");
 
-  return make_scoped_ptr(new cc::OutputSurface(context_provider));
+  return make_scoped_ptr(new cc::PixelTestOutputSurface(context_provider));
 }
 
 scoped_refptr<Reflector> InProcessContextFactory::CreateReflector(
     Compositor* mirroed_compositor,
     Layer* mirroring_layer) {
   return new Reflector();
 }
 
 void InProcessContextFactory::RemoveReflector(
     scoped_refptr<Reflector> reflector) {}
@@ skipping 29 matching lines @@
   return compositor_thread_->message_loop_proxy().get();
 }
 
 scoped_ptr<cc::SurfaceIdAllocator>
 InProcessContextFactory::CreateSurfaceIdAllocator() {
   return make_scoped_ptr(
       new cc::SurfaceIdAllocator(next_surface_id_namespace_++));
 }
 
 }  // namespace ui