cc: Split Proxy to eliminate unnecessary dependencies on the impl side

cc/layers/nine_patch_layer_impl_unittest.cc

 // 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.
 
 #include "base/containers/hash_tables.h"
 #include "cc/layers/append_quads_data.h"
 #include "cc/layers/nine_patch_layer_impl.h"
 #include "cc/quads/texture_draw_quad.h"
 #include "cc/resources/ui_resource_bitmap.h"
 #include "cc/resources/ui_resource_client.h"
-#include "cc/test/fake_impl_proxy.h"
+#include "cc/test/fake_impl_task_runner_provider.h"
 #include "cc/test/fake_output_surface.h"
 #include "cc/test/fake_ui_resource_layer_tree_host_impl.h"
 #include "cc/test/geometry_test_utils.h"
 #include "cc/test/layer_test_common.h"
 #include "cc/trees/single_thread_proxy.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/gfx/geometry/rect_conversions.h"
 #include "ui/gfx/geometry/safe_integer_conversions.h"
 #include "ui/gfx/transform.h"
@@ skipping 14 matching lines @@
                               const gfx::Rect& border,
                               bool fill_center,
                               size_t expected_quad_size) {
   scoped_ptr<RenderPass> render_pass = RenderPass::Create();
   gfx::Rect visible_layer_rect(layer_size);
   gfx::Rect expected_remaining(border.x(),
                                border.y(),
                                layer_size.width() - border.width(),
                                layer_size.height() - border.height());
 
-  FakeImplProxy proxy;
+  FakeImplTaskRunnerProvider task_runner_provider;
   TestSharedBitmapManager shared_bitmap_manager;
   TestTaskGraphRunner task_graph_runner;
   scoped_ptr<OutputSurface> output_surface = FakeOutputSurface::Create3d();
-  FakeUIResourceLayerTreeHostImpl host_impl(&proxy, &shared_bitmap_manager,
-                                            &task_graph_runner);
+  FakeUIResourceLayerTreeHostImpl host_impl(
+      &task_runner_provider, &shared_bitmap_manager, &task_graph_runner);
   host_impl.SetVisible(true);
   host_impl.InitializeRenderer(output_surface.get());
 
   scoped_ptr<NinePatchLayerImpl> layer =
       NinePatchLayerImpl::Create(host_impl.active_tree(), 1);
   layer->draw_properties().visible_layer_rect = visible_layer_rect;
   layer->SetBounds(layer_size);
   layer->SetHasRenderSurface(true);
   layer->draw_properties().render_target = layer.get();
 
@@ skipping 273 matching lines @@
 
     const QuadList &quad_list = impl.quad_list();
     for (QuadList::ConstBackToFrontIterator it = quad_list.BackToFrontBegin();
          it != quad_list.BackToFrontEnd(); ++it)
       EXPECT_TRUE(it->ShouldDrawWithBlending());
   }
 }
 
 }  // namespace
 }  // namespace cc