Revert 198844 "Move sequenced_task_runner to base/task"

trunk/src/content/browser/renderer_host/media/web_contents_video_capture_device.cc

 // Copyright (c) 2012 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.
 //
 // Implementation notes: This needs to work on a variety of hardware
 // configurations where the speed of the CPU and GPU greatly affect overall
 // performance. Spanning several threads, the process of capturing has been
 // split up into four conceptual stages:
 //
 //   1. Reserve Buffer: Before a frame can be captured, a slot in the consumer's
@@ skipping 46 matching lines @@
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/callback_forward.h"
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/message_loop_proxy.h"
 #include "base/metrics/histogram.h"
+#include "base/sequenced_task_runner.h"
 #include "base/stringprintf.h"
 #include "base/synchronization/lock.h"
-#include "base/task/sequenced_task_runner.h"
 #include "base/threading/thread.h"
 #include "base/threading/thread_checker.h"
 #include "base/time.h"
 #include "content/browser/renderer_host/media/web_contents_capture_util.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
 #include "content/browser/web_contents/web_contents_impl.h"
 #include "content/port/browser/render_widget_host_view_frame_subscriber.h"
 #include "content/port/browser/render_widget_host_view_port.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/notification_source.h"
@@ skipping 1295 matching lines @@
     return false;
   else
     return true;
 }
 
 bool SmoothEventSampler::HasUnrecordedEvent() const {
   return !current_event_.is_null() && current_event_ != last_sample_;
 }
 
 }  // namespace content