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

media/video/capture/screen/shared_desktop_frame.cc

-// Copyright 2013 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/shared_desktop_frame.h"
-
-#include "base/memory/scoped_ptr.h"
-
-namespace media {
-
-class SharedDesktopFrame::Core : public base::RefCountedThreadSafe<Core> {
- public:
-  Core(webrtc::DesktopFrame* frame) : frame_(frame) {}
-
-  webrtc::DesktopFrame* frame() { return frame_.get(); }
-
- private:
-  friend class base::RefCountedThreadSafe<Core>;
-  virtual ~Core() {}
-
-  scoped_ptr<webrtc::DesktopFrame> frame_;
-
-  DISALLOW_COPY_AND_ASSIGN(Core);
-};
-
-SharedDesktopFrame::~SharedDesktopFrame() {}
-
-// static
-SharedDesktopFrame* SharedDesktopFrame::Wrap(
-    webrtc::DesktopFrame* desktop_frame) {
-   return new SharedDesktopFrame(new Core(desktop_frame));
-}
-
-webrtc::DesktopFrame* SharedDesktopFrame::GetUnderlyingFrame() {
-  return core_->frame();
-}
-
-SharedDesktopFrame* SharedDesktopFrame::Share() {
-  SharedDesktopFrame* result = new SharedDesktopFrame(core_);
-  result->set_dpi(dpi());
-  result->set_capture_time_ms(capture_time_ms());
-  *result->mutable_updated_region() = updated_region();
-  return result;
-}
-
-bool SharedDesktopFrame::IsShared() {
-  return !core_->HasOneRef();
-}
-
-SharedDesktopFrame::SharedDesktopFrame(scoped_refptr<Core> core)
-    : DesktopFrame(core->frame()->size(), core->frame()->stride(),
-                   core->frame()->data(), core->frame()->shared_memory()),
-      core_(core) {
-}
-
-}  // namespace media