Replace TestSimpleTaskRunner::GetPendingTasks with TakePendingTasks

cc/base/delayed_unique_notifier_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 <deque>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/test/test_pending_task.h"
 #include "base/test/test_simple_task_runner.h"
@@ skipping 27 matching lines @@
   void SetUp() override {
     notification_count_ = 0;
     task_runner_ = make_scoped_refptr(new base::TestSimpleTaskRunner);
   }
 
   void Notify() { ++notification_count_; }
 
   int NotificationCount() const { return notification_count_; }
 
   std::deque<base::TestPendingTask> TakePendingTasks() {
-    std::deque<base::TestPendingTask> tasks = task_runner_->GetPendingTasks();
-    task_runner_->ClearPendingTasks();
-    return tasks;
+    return task_runner_->TakePendingTasks();
   }
 
  protected:
   int notification_count_;
   scoped_refptr<base::TestSimpleTaskRunner> task_runner_;
 };
 
 TEST_F(DelayedUniqueNotifierTest, ZeroDelay) {
   base::TimeDelta delay = base::TimeDelta::FromInternalValue(0);
   TestNotifier notifier(
@@ skipping 265 matching lines @@
   ASSERT_EQ(0u, tasks.size());
 
   // Verify after the scheduled time happens there is still no task.
   notifier.SetNow(notifier.Now() + delay);
   tasks = TakePendingTasks();
   ASSERT_EQ(0u, tasks.size());
 }
 
 }  // namespace
 }  // namespace cc