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

cc/layers/render_surface_unittest.cc

Index: cc/layers/render_surface_unittest.cc
diff --git a/cc/layers/render_surface_unittest.cc b/cc/layers/render_surface_unittest.cc
index 5ecf2f7bac8f1c3993b1af81027a1e69609e0c70..f4b94115d90afbcbe1132ec622e130d77181019e 100644
--- a/cc/layers/render_surface_unittest.cc
+++ b/cc/layers/render_surface_unittest.cc
@@ -8,7 +8,7 @@
 #include "cc/layers/render_pass_sink.h"
 #include "cc/layers/render_surface_impl.h"
 #include "cc/quads/shared_quad_state.h"
-#include "cc/test/fake_impl_proxy.h"
+#include "cc/test/fake_impl_task_runner_provider.h"
 #include "cc/test/fake_layer_tree_host_impl.h"
 #include "cc/test/geometry_test_utils.h"
 #include "cc/test/mock_occlusion_tracker.h"
@@ -37,10 +37,10 @@ TEST(RenderSurfaceTest, VerifySurfaceChangesAreTrackedProperly) {
   // This test checks that SurfacePropertyChanged() has the correct behavior.
   //
 
-  FakeImplProxy proxy;
+  FakeImplTaskRunnerProvider task_runner_provider;
   TestSharedBitmapManager shared_bitmap_manager;
   TestTaskGraphRunner task_graph_runner;
-  FakeLayerTreeHostImpl host_impl(&proxy, &shared_bitmap_manager,
+  FakeLayerTreeHostImpl host_impl(&task_runner_provider, &shared_bitmap_manager,
                                   &task_graph_runner);
   scoped_ptr<LayerImpl> owning_layer =
       LayerImpl::Create(host_impl.active_tree(), 1);
@@ -84,10 +84,10 @@ TEST(RenderSurfaceTest, VerifySurfaceChangesAreTrackedProperly) {
 }
 
 TEST(RenderSurfaceTest, SanityCheckSurfaceCreatesCorrectSharedQuadState) {
-  FakeImplProxy proxy;
+  FakeImplTaskRunnerProvider task_runner_provider;
   TestSharedBitmapManager shared_bitmap_manager;
   TestTaskGraphRunner task_graph_runner;
-  FakeLayerTreeHostImpl host_impl(&proxy, &shared_bitmap_manager,
+  FakeLayerTreeHostImpl host_impl(&task_runner_provider, &shared_bitmap_manager,
                                   &task_graph_runner);
   scoped_ptr<LayerImpl> root_layer =
       LayerImpl::Create(host_impl.active_tree(), 1);
@@ -151,10 +151,10 @@ class TestRenderPassSink : public RenderPassSink {
 };
 
 TEST(RenderSurfaceTest, SanityCheckSurfaceCreatesCorrectRenderPass) {
-  FakeImplProxy proxy;
+  FakeImplTaskRunnerProvider task_runner_provider;
   TestSharedBitmapManager shared_bitmap_manager;
   TestTaskGraphRunner task_graph_runner;
-  FakeLayerTreeHostImpl host_impl(&proxy, &shared_bitmap_manager,
+  FakeLayerTreeHostImpl host_impl(&task_runner_provider, &shared_bitmap_manager,
                                   &task_graph_runner);
   scoped_ptr<LayerImpl> root_layer =
       LayerImpl::Create(host_impl.active_tree(), 1);