cc: Make OutputSurface::SwapBuffers pure virtual

cc/test/test_context_support.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 "cc/test/test_context_support.h"
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
 
 namespace cc {
 
 TestContextSupport::TestContextSupport()
-    : last_swap_type_(NO_SWAP),
-      weak_ptr_factory_(this) {
+    : weak_ptr_factory_(this) {
 }
 
 TestContextSupport::~TestContextSupport() {}
 
 void TestContextSupport::SignalSyncPoint(uint32 sync_point,
                                          const base::Closure& callback) {
   sync_point_callbacks_.push_back(callback);
   base::MessageLoop::current()->PostTask(
       FROM_HERE,
       base::Bind(&TestContextSupport::CallAllSyncPointCallbacks,
@@ skipping 27 matching lines @@
     const SurfaceVisibleCallback& set_visible_callback) {
   set_visible_callback_ = set_visible_callback;
 }
 
 void TestContextSupport::SetScheduleOverlayPlaneCallback(
     const ScheduleOverlayPlaneCallback& schedule_overlay_plane_callback) {
   schedule_overlay_plane_callback_ = schedule_overlay_plane_callback;
 }
 
 void TestContextSupport::Swap() {
-  last_swap_type_ = SWAP;
 }
 
 uint32 TestContextSupport::InsertFutureSyncPointCHROMIUM() {
   NOTIMPLEMENTED();
   return 0;
 }
 
 void TestContextSupport::RetireSyncPointCHROMIUM(uint32 sync_point) {
   NOTIMPLEMENTED();
 }
 
 void TestContextSupport::PartialSwapBuffers(const gfx::Rect& sub_buffer) {
-  last_swap_type_ = PARTIAL_SWAP;
-  last_partial_swap_rect_ = sub_buffer;
 }
 
 void TestContextSupport::ScheduleOverlayPlane(
     int plane_z_order,
     gfx::OverlayTransform plane_transform,
     unsigned overlay_texture_id,
     const gfx::Rect& display_bounds,
     const gfx::RectF& uv_rect) {
   if (!schedule_overlay_plane_callback_.is_null()) {
     schedule_overlay_plane_callback_.Run(plane_z_order,
                                          plane_transform,
                                          overlay_texture_id,
                                          display_bounds,
                                          uv_rect);
   }
 }
 
 }  // namespace cc