Forward compositor tasks to the Blink scheduler

content/renderer/scheduler_proxy_task_runner_browsertest.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 "content/public/browser/content_browser_client.h"
 #include "content/public/common/content_client.h"
 #include "content/public/renderer/content_renderer_client.h"
 #include "content/renderer/render_process_impl.h"
 #include "content/renderer/render_thread_impl.h"
 #include "content/renderer/scheduler_proxy_task_runner.h"
@@ skipping 30 matching lines @@
   DummyListener dummy_listener;
   scoped_ptr<IPC::Channel> channel(
       IPC::Channel::CreateServer(channel_id, &dummy_listener));
   EXPECT_TRUE(channel->Connect());
 
   scoped_ptr<MockRenderProcess> mock_process(new MockRenderProcess);
   // Owned by mock_process.
   RenderThreadImpl* thread = new RenderThreadImpl(channel_id);
   thread->EnsureWebKitInitialized();
 
-  scoped_refptr<base::SingleThreadTaskRunner> input_task_runner =
-      make_scoped_refptr(new SchedulerProxyTaskRunner<
-          &blink::WebSchedulerProxy::postInputTask>());
   scoped_refptr<base::SingleThreadTaskRunner> compositor_task_runner =
-      make_scoped_refptr(new SchedulerProxyTaskRunner<
-          &blink::WebSchedulerProxy::postCompositorTask>());
+      thread->main_thread_compositor_task_runner();
 
-  int input_order = 0;
+  EXPECT_TRUE(compositor_task_runner->BelongsToCurrentThread());
+
   int compositor_order = 0;
-
-  input_task_runner->PostTask(FROM_HERE,
-                              base::Bind(&TestTask, 1, &input_order));
   compositor_task_runner->PostTask(FROM_HERE,
                                    base::Bind(&TestTask, 1, &compositor_order));
-  input_task_runner->PostTask(FROM_HERE,
-                              base::Bind(&TestTask, 2, &input_order));
   compositor_task_runner->PostTask(FROM_HERE,
                                    base::Bind(&TestTask, 2, &compositor_order));
-
-  input_task_runner->PostTask(FROM_HERE,
-                              base::Bind(&TestTask, 3, &input_order));
-  input_task_runner->PostTask(FROM_HERE,
-                              base::Bind(&TestTask, 4, &input_order));
   compositor_task_runner->PostTask(FROM_HERE,
                                    base::Bind(&TestTask, 3, &compositor_order));
   compositor_task_runner->PostTask(FROM_HERE,
                                    base::Bind(&TestTask, 4, &compositor_order));
 
   message_loop.RunUntilIdle();
 
-  EXPECT_EQ(0x1234, input_order);
   EXPECT_EQ(0x1234, compositor_order);
 }
 
 }  // namespace content