Move IdleTask to WebThread side 3/3

Source/platform/scheduler/SchedulerTest.cpp

 // 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 "config.h"
 #include "platform/scheduler/Scheduler.h"
 
 #include "platform/RuntimeEnabledFeatures.h"
 #include "platform/TestingPlatformSupport.h"
 #include "public/platform/Platform.h"
@@ skipping 25 matching lines @@
         : m_shouldYieldForHighPriorityWork(false)
     {
     }
 
     // WebScheduler implementation:
     bool shouldYieldForHighPriorityWork() override
     {
         return m_shouldYieldForHighPriorityWork;
     }
 
-    void postIdleTask(const WebTraceLocation&, IdleTask* task) override
+    void postIdleTask(const WebTraceLocation&, blink::WebThread::IdleTask* task) override
     {
         m_latestIdleTask = adoptPtr(task);
     }
 
     void setShouldYieldForHighPriorityWork(bool shouldYieldForHighPriorityWork)
     {
         m_shouldYieldForHighPriorityWork = shouldYieldForHighPriorityWork;
     }
 
     void runLatestIdleTask(double deadlineSeconds)
@@ skipping 35 matching lines @@
 }
 
 TEST_F(SchedulerTest, TestIdleTasks)
 {
     double deadline = 1.1;
     m_scheduler->postIdleTask(FROM_HERE, WTF::bind<double>(&idleTestTask, deadline));
     m_webScheduler->runLatestIdleTask(deadline);
 }
 
 } // namespace