Introduce WebTaskRunner Patch 2/5

components/scheduler/renderer/webthread_impl_for_renderer_scheduler.cc

Index: components/scheduler/renderer/webthread_impl_for_renderer_scheduler.cc
diff --git a/components/scheduler/renderer/webthread_impl_for_renderer_scheduler.cc b/components/scheduler/renderer/webthread_impl_for_renderer_scheduler.cc
index b7720b10edb94efef0c7a103dc2e994c73831c43..dcf34c4c3d4394fa0a7525b2365e9b4efccadb82 100644
--- a/components/scheduler/renderer/webthread_impl_for_renderer_scheduler.cc
+++ b/components/scheduler/renderer/webthread_impl_for_renderer_scheduler.cc
@@ -5,6 +5,7 @@
 #include "components/scheduler/renderer/webthread_impl_for_renderer_scheduler.h"
 
 #include "components/scheduler/child/task_queue.h"
+#include "components/scheduler/child/web_task_runner_impl.h"
 #include "components/scheduler/renderer/renderer_scheduler.h"
 #include "components/scheduler/renderer/renderer_web_scheduler_impl.h"
 #include "third_party/WebKit/public/platform/WebTraceLocation.h"
@@ -17,8 +18,8 @@ WebThreadImplForRendererScheduler::WebThreadImplForRendererScheduler(
       task_runner_(scheduler->DefaultTaskRunner()),
       idle_task_runner_(scheduler->IdleTaskRunner()),
       scheduler_(scheduler),
-      thread_id_(base::PlatformThread::CurrentId()) {
-}
+      thread_id_(base::PlatformThread::CurrentId()),
+      web_task_runner_(new WebTaskRunnerImpl(scheduler->DefaultTaskRunner())) {}
 
 WebThreadImplForRendererScheduler::~WebThreadImplForRendererScheduler() {
 }
@@ -41,6 +42,10 @@ SingleThreadIdleTaskRunner* WebThreadImplForRendererScheduler::IdleTaskRunner()
   return idle_task_runner_.get();
 }
 
+blink::WebTaskRunner* WebThreadImplForRendererScheduler::taskRunner() {
+  return web_task_runner_.get();
+}
+
 void WebThreadImplForRendererScheduler::AddTaskObserverInternal(
     base::MessageLoop::TaskObserver* observer) {
   scheduler_->AddTaskObserver(observer);