cc: Split Proxy and TaskRunnerProvider for the LayerTreeHost

cc/trees/layer_tree_host_impl_unittest.cc

 // Copyright 2011 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/trees/layer_tree_host_impl.h"
 
 #include <algorithm>
 #include <cmath>
 
 #include "base/bind.h"
@@ skipping 63 matching lines @@
 using ::testing::_;
 using media::VideoFrame;
 
 namespace cc {
 namespace {
 
 class LayerTreeHostImplTest : public testing::Test,
                               public LayerTreeHostImplClient {
  public:
   LayerTreeHostImplTest()
-      : task_runner_provider_(base::ThreadTaskRunnerHandle::Get(),
-                              base::ThreadTaskRunnerHandle::Get()),
-        always_impl_thread_(&task_runner_provider_),
+      : task_runner_provider_(base::ThreadTaskRunnerHandle::Get()),
         always_main_thread_blocked_(&task_runner_provider_),
         on_can_draw_state_changed_called_(false),
         did_notify_ready_to_activate_(false),
         did_request_commit_(false),
         did_request_redraw_(false),
         did_request_animate_(false),
         did_request_prepare_tiles_(false),
         did_complete_page_scale_animation_(false),
         reduce_memory_result_(true) {
     media::InitializeMediaLibrary();
@@ skipping 325 matching lines @@
   virtual scoped_ptr<OutputSurface> CreateOutputSurface() {
     return FakeOutputSurface::Create3d();
   }
 
   void DrawOneFrame() {
     LayerTreeHostImpl::FrameData frame_data;
     PrepareToDrawFrame(&frame_data);
     host_impl_->DidDrawAllLayers(frame_data);
   }
 
-  TaskRunnerProvider task_runner_provider_;
-  DebugScopedSetImplThread always_impl_thread_;
+  FakeImplTaskRunnerProvider task_runner_provider_;
   DebugScopedSetMainThreadBlocked always_main_thread_blocked_;
 
   TestSharedBitmapManager shared_bitmap_manager_;
   TestGpuMemoryBufferManager gpu_memory_buffer_manager_;
   TestTaskGraphRunner task_graph_runner_;
   scoped_ptr<OutputSurface> output_surface_;
   scoped_ptr<LayerTreeHostImpl> host_impl_;
   FakeRenderingStatsInstrumentation stats_instrumentation_;
   bool on_can_draw_state_changed_called_;
   bool did_notify_ready_to_activate_;
@@ skipping 8623 matching lines @@
   host_impl_->active_tree()->SetPageScaleOnActiveTree(2.f);
   DrawFrame();
   in_subtree_of_page_scale_layer = host_impl_->active_tree()->LayerById(100);
   node = host_impl_->active_tree()->property_trees()->transform_tree.Node(
       in_subtree_of_page_scale_layer->transform_tree_index());
   EXPECT_EQ(node->data.sublayer_scale, gfx::Vector2dF(2.f, 2.f));
 }
 
 }  // namespace
 }  // namespace cc