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

cc/layers/video_layer_impl_unittest.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 "cc/layers/video_layer_impl.h"
 
 #include "cc/layers/video_frame_provider_client_impl.h"
 #include "cc/output/context_provider.h"
 #include "cc/output/output_surface.h"
 #include "cc/quads/draw_quad.h"
 #include "cc/quads/yuv_video_draw_quad.h"
 #include "cc/test/fake_video_frame_provider.h"
 #include "cc/test/layer_test_common.h"
 #include "cc/trees/single_thread_proxy.h"
 #include "media/base/video_frame.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace cc {
 namespace {
 
 // NOTE: We cannot use DebugScopedSetImplThreadAndMainThreadBlocked in these
 // tests because it gets destroyed before the VideoLayerImpl is destroyed. This
 // causes a DCHECK in VideoLayerImpl's destructor to fail.
-static void DebugSetImplThreadAndMainThreadBlocked(Proxy* proxy) {
+static void DebugSetImplThreadAndMainThreadBlocked(
+    TaskRunnerProvider* task_runner_provider) {
 #if DCHECK_IS_ON()
-  proxy->SetCurrentThreadIsImplThread(true);
-  proxy->SetMainThreadBlocked(true);
+  task_runner_provider->SetCurrentThreadIsImplThread(true);
+  task_runner_provider->SetMainThreadBlocked(true);
 #endif
 }
 
 TEST(VideoLayerImplTest, Occlusion) {
   gfx::Size layer_size(1000, 1000);
   gfx::Size viewport_size(1000, 1000);
 
   LayerTestCommon::LayerImplTest impl;
-  DebugSetImplThreadAndMainThreadBlocked(impl.proxy());
+  DebugSetImplThreadAndMainThreadBlocked(impl.task_runner_provider());
 
   scoped_refptr<media::VideoFrame> video_frame = media::VideoFrame::CreateFrame(
       media::PIXEL_FORMAT_YV12, gfx::Size(10, 10), gfx::Rect(10, 10),
       gfx::Size(10, 10), base::TimeDelta());
   FakeVideoFrameProvider provider;
   provider.set_frame(video_frame);
 
   VideoLayerImpl* video_layer_impl =
       impl.AddChildToRoot<VideoLayerImpl>(&provider, media::VIDEO_ROTATION_0);
   video_layer_impl->SetBounds(layer_size);
@@ skipping 33 matching lines @@
     EXPECT_EQ(1u, partially_occluded_count);
   }
 }
 
 TEST(VideoLayerImplTest, OccludesOtherLayers) {
   gfx::Size layer_size(1000, 1000);
   gfx::Rect visible(layer_size);
 
   LayerTestCommon::LayerImplTest impl;
   impl.host_impl()->SetViewportSize(layer_size);
-  DebugSetImplThreadAndMainThreadBlocked(impl.proxy());
+  DebugSetImplThreadAndMainThreadBlocked(impl.task_runner_provider());
   auto active_tree = impl.host_impl()->active_tree();
 
   // Create a video layer with no frame on top of another layer.
   scoped_ptr<LayerImpl> layer_impl = LayerImpl::Create(active_tree, 3);
   layer_impl->SetHasRenderSurface(true);
   layer_impl->SetBounds(layer_size);
   layer_impl->SetDrawsContent(true);
   const auto& draw_properties = layer_impl->draw_properties();
 
   FakeVideoFrameProvider provider;
@@ skipping 19 matching lines @@
   provider.set_frame(video_frame);
   active_tree->set_needs_update_draw_properties();
   active_tree->UpdateDrawProperties(false);
 
   // We have a frame now, so the video occludes the layer below it.
   EXPECT_TRUE(draw_properties.occlusion_in_content_space.IsOccluded(visible));
 }
 
 TEST(VideoLayerImplTest, DidBecomeActiveShouldSetActiveVideoLayer) {
   LayerTestCommon::LayerImplTest impl;
-  DebugSetImplThreadAndMainThreadBlocked(impl.proxy());
+  DebugSetImplThreadAndMainThreadBlocked(impl.task_runner_provider());
 
   FakeVideoFrameProvider provider;
   VideoLayerImpl* video_layer_impl =
       impl.AddChildToRoot<VideoLayerImpl>(&provider, media::VIDEO_ROTATION_0);
 
   VideoFrameProviderClientImpl* client =
       static_cast<VideoFrameProviderClientImpl*>(provider.client());
   ASSERT_TRUE(client);
 
   EXPECT_FALSE(client->ActiveVideoLayer());
   video_layer_impl->DidBecomeActive();
   EXPECT_EQ(video_layer_impl, client->ActiveVideoLayer());
 }
 
 TEST(VideoLayerImplTest, Rotated0) {
   gfx::Size layer_size(100, 50);
   gfx::Size viewport_size(1000, 500);
 
   LayerTestCommon::LayerImplTest impl;
-  DebugSetImplThreadAndMainThreadBlocked(impl.proxy());
+  DebugSetImplThreadAndMainThreadBlocked(impl.task_runner_provider());
 
   scoped_refptr<media::VideoFrame> video_frame = media::VideoFrame::CreateFrame(
       media::PIXEL_FORMAT_YV12, gfx::Size(20, 10), gfx::Rect(20, 10),
       gfx::Size(20, 10), base::TimeDelta());
   FakeVideoFrameProvider provider;
   provider.set_frame(video_frame);
 
   VideoLayerImpl* video_layer_impl =
       impl.AddChildToRoot<VideoLayerImpl>(&provider, media::VIDEO_ROTATION_0);
   video_layer_impl->SetBounds(layer_size);
@@ skipping 15 matching lines @@
       ->shared_quad_state->quad_to_target_transform.TransformPoint(&p2);
   EXPECT_EQ(gfx::Point3F(0, 50, 0), p1);
   EXPECT_EQ(gfx::Point3F(100, 0, 0), p2);
 }
 
 TEST(VideoLayerImplTest, Rotated90) {
   gfx::Size layer_size(100, 50);
   gfx::Size viewport_size(1000, 500);
 
   LayerTestCommon::LayerImplTest impl;
-  DebugSetImplThreadAndMainThreadBlocked(impl.proxy());
+  DebugSetImplThreadAndMainThreadBlocked(impl.task_runner_provider());
 
   scoped_refptr<media::VideoFrame> video_frame = media::VideoFrame::CreateFrame(
       media::PIXEL_FORMAT_YV12, gfx::Size(20, 10), gfx::Rect(20, 10),
       gfx::Size(20, 10), base::TimeDelta());
   FakeVideoFrameProvider provider;
   provider.set_frame(video_frame);
 
   VideoLayerImpl* video_layer_impl =
       impl.AddChildToRoot<VideoLayerImpl>(&provider, media::VIDEO_ROTATION_90);
   video_layer_impl->SetBounds(layer_size);
@@ skipping 15 matching lines @@
       ->shared_quad_state->quad_to_target_transform.TransformPoint(&p2);
   EXPECT_EQ(gfx::Point3F(0, 0, 0), p1);
   EXPECT_EQ(gfx::Point3F(100, 50, 0), p2);
 }
 
 TEST(VideoLayerImplTest, Rotated180) {
   gfx::Size layer_size(100, 50);
   gfx::Size viewport_size(1000, 500);
 
   LayerTestCommon::LayerImplTest impl;
-  DebugSetImplThreadAndMainThreadBlocked(impl.proxy());
+  DebugSetImplThreadAndMainThreadBlocked(impl.task_runner_provider());
 
   scoped_refptr<media::VideoFrame> video_frame = media::VideoFrame::CreateFrame(
       media::PIXEL_FORMAT_YV12, gfx::Size(20, 10), gfx::Rect(20, 10),
       gfx::Size(20, 10), base::TimeDelta());
   FakeVideoFrameProvider provider;
   provider.set_frame(video_frame);
 
   VideoLayerImpl* video_layer_impl =
       impl.AddChildToRoot<VideoLayerImpl>(&provider, media::VIDEO_ROTATION_180);
   video_layer_impl->SetBounds(layer_size);
@@ skipping 15 matching lines @@
       ->shared_quad_state->quad_to_target_transform.TransformPoint(&p2);
   EXPECT_EQ(gfx::Point3F(100, 0, 0), p1);
   EXPECT_EQ(gfx::Point3F(0, 50, 0), p2);
 }
 
 TEST(VideoLayerImplTest, Rotated270) {
   gfx::Size layer_size(100, 50);
   gfx::Size viewport_size(1000, 500);
 
   LayerTestCommon::LayerImplTest impl;
-  DebugSetImplThreadAndMainThreadBlocked(impl.proxy());
+  DebugSetImplThreadAndMainThreadBlocked(impl.task_runner_provider());
 
   scoped_refptr<media::VideoFrame> video_frame = media::VideoFrame::CreateFrame(
       media::PIXEL_FORMAT_YV12, gfx::Size(20, 10), gfx::Rect(20, 10),
       gfx::Size(20, 10), base::TimeDelta());
   FakeVideoFrameProvider provider;
   provider.set_frame(video_frame);
 
   VideoLayerImpl* video_layer_impl =
       impl.AddChildToRoot<VideoLayerImpl>(&provider, media::VIDEO_ROTATION_270);
   video_layer_impl->SetBounds(layer_size);
@@ skipping 18 matching lines @@
 }
 
 void EmptyCallback(unsigned sync_point) {
 }
 
 TEST(VideoLayerImplTest, SoftwareVideoFrameGeneratesYUVQuad) {
   gfx::Size layer_size(1000, 1000);
   gfx::Size viewport_size(1000, 1000);
 
   LayerTestCommon::LayerImplTest impl;
-  DebugSetImplThreadAndMainThreadBlocked(impl.proxy());
+  DebugSetImplThreadAndMainThreadBlocked(impl.task_runner_provider());
 
   gpu::MailboxHolder mailbox_holder;
   mailbox_holder.mailbox.name[0] = 1;
 
   scoped_refptr<media::VideoFrame> video_frame = media::VideoFrame::CreateFrame(
       media::PIXEL_FORMAT_YV12, gfx::Size(20, 10), gfx::Rect(20, 10),
       gfx::Size(20, 10), base::TimeDelta());
 
   FakeVideoFrameProvider provider;
   provider.set_frame(video_frame);
@@ skipping 16 matching lines @@
             (yuv_draw_quad->ya_tex_size.height() + 1) / 2);
   EXPECT_EQ(yuv_draw_quad->uv_tex_size.width(),
             (yuv_draw_quad->ya_tex_size.width() + 1) / 2);
 }
 
 TEST(VideoLayerImplTest, NativeYUVFrameGeneratesYUVQuad) {
   gfx::Size layer_size(1000, 1000);
   gfx::Size viewport_size(1000, 1000);
 
   LayerTestCommon::LayerImplTest impl;
-  DebugSetImplThreadAndMainThreadBlocked(impl.proxy());
+  DebugSetImplThreadAndMainThreadBlocked(impl.task_runner_provider());
 
   gpu::MailboxHolder mailbox_holder;
   mailbox_holder.mailbox.name[0] = 1;
 
   scoped_refptr<media::VideoFrame> video_frame =
       media::VideoFrame::WrapYUV420NativeTextures(
           mailbox_holder, mailbox_holder, mailbox_holder,
           base::Bind(EmptyCallback), gfx::Size(10, 10), gfx::Rect(10, 10),
           gfx::Size(10, 10), base::TimeDelta());
   video_frame->metadata()->SetBoolean(media::VideoFrameMetadata::ALLOW_OVERLAY,
@@ skipping 16 matching lines @@
   const YUVVideoDrawQuad* yuv_draw_quad =
       static_cast<const YUVVideoDrawQuad*>(draw_quad);
   EXPECT_EQ(yuv_draw_quad->uv_tex_size.height(),
             (yuv_draw_quad->ya_tex_size.height() + 1) / 2);
   EXPECT_EQ(yuv_draw_quad->uv_tex_size.width(),
             (yuv_draw_quad->ya_tex_size.width() + 1) / 2);
 }
 
 }  // namespace
 }  // namespace cc