Support external task cancellation mechanisms in base::Callback::IsCancelled

third_party/WebKit/Source/platform/scheduler/test/fake_web_task_runner.cc

 // Copyright 2016 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 "platform/scheduler/test/fake_web_task_runner.h"
 
 #include <deque>
 
 #include "base/callback.h"
 #include "base/logging.h"
@@ skipping 97 matching lines @@
 void FakeWebTaskRunner::runUntilIdle() {
   while (!data_->task_queue_.empty()) {
     // Move the task to run into a local variable in case it touches the
     // task queue by posting a new task.
     base::Closure task = std::move(data_->task_queue_.front());
     data_->task_queue_.pop_front();
     task.Run();
   }
 }
 
+std::deque<base::Closure> FakeWebTaskRunner::takePendingTasks() {

[haraken, 2016/11/10 04:20:10]

takePendingTasksForTesting ?

[tzik, 2016/11/10 07:21:14]

Done.
... but is it useful to add "ForTesting" to a Fake* class in a test/ directory?

+  return std::move(data_->task_queue_);
+}
+
 }  // namespace scheduler
 }  // namespace blink