Remove screen capturers from media/video/capture/screen.

media/video/capture/screen/screen_capture_frame_queue.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.
-
-#include "media/video/capture/screen/screen_capture_frame_queue.h"
-
-#include <algorithm>
-
-#include "base/basictypes.h"
-#include "base/logging.h"
-#include "base/threading/non_thread_safe.h"
-#include "media/video/capture/screen/shared_desktop_frame.h"
-#include "third_party/webrtc/modules/desktop_capture/desktop_frame.h"
-
-namespace media {
-
-ScreenCaptureFrameQueue::ScreenCaptureFrameQueue() : current_(0) {}
-
-ScreenCaptureFrameQueue::~ScreenCaptureFrameQueue() {}
-
-void ScreenCaptureFrameQueue::MoveToNextFrame() {
-  current_ = (current_ + 1) % kQueueLength;
-
-  // Verify that the frame is not shared, i.e. that consumer has released it
-  // before attempting to capture again.
-  DCHECK(!frames_[current_] || !frames_[current_]->IsShared());
-}
-
-void ScreenCaptureFrameQueue::ReplaceCurrentFrame(
-    scoped_ptr<webrtc::DesktopFrame> frame) {
-  frames_[current_].reset(SharedDesktopFrame::Wrap(frame.release()));
-}
-
-void ScreenCaptureFrameQueue::Reset() {
-  for (int i = 0; i < kQueueLength; ++i)
-    frames_[i].reset();
-}
-
-}  // namespace media