Use TestSimpleTaskRunner::NumPendingTasks instead of GetPendingTasks().size()

base/task/cancelable_task_tracker_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 "base/task/cancelable_task_tracker.h"
 
 #include <cstddef>
 #include <deque>
 
 #include "base/bind.h"
@@ skipping 94 matching lines @@
 // Post a task with the task tracker but cancel it before running the
 // task runner.  The task should not run.
 TEST_F(CancelableTaskTrackerTest, CancelPostedTask) {
   scoped_refptr<TestSimpleTaskRunner> test_task_runner(
       new TestSimpleTaskRunner());
 
   CancelableTaskTracker::TaskId task_id = task_tracker_.PostTask(
       test_task_runner.get(), FROM_HERE, MakeExpectedNotRunClosure(FROM_HERE));
   EXPECT_NE(CancelableTaskTracker::kBadTaskId, task_id);
 
-  EXPECT_EQ(1U, test_task_runner->GetPendingTasks().size());
+  EXPECT_EQ(1U, test_task_runner->NumPendingTasks());
 
   task_tracker_.TryCancel(task_id);
 
   test_task_runner->RunUntilIdle();
 }
 
 // Post a task with reply with the task tracker and cancel it before
 // running the task runner.  Neither the task nor the reply should
 // run.
 TEST_F(CancelableTaskTrackerTest, CancelPostedTaskAndReply) {
@@ skipping 281 matching lines @@
 
   bad_thread.task_runner()->PostTask(
       FROM_HERE,
       Bind(&MaybeRunDeadlyTaskTrackerMemberFunction, Unretained(&task_tracker_),
            Bind(&CancelableTaskTracker::TryCancelAll)));
 
   test_task_runner->RunUntilIdle();
 }
 
 }  // namespace base