Remove screen_capturer_mock_objects.h

webrtc/modules/desktop_capture/mock_desktop_capturer_callback.cc

 /* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_MODULES_DESKTOP_CAPTURE_MOCK_DESKTOP_CAPTURER_CALLBACK_H_
-#define WEBRTC_MODULES_DESKTOP_CAPTURE_MOCK_DESKTOP_CAPTURER_CALLBACK_H_
-
-#include "webrtc/modules/desktop_capture/screen_capturer_mock_objects.h"
+#include "webrtc/modules/desktop_capture/mock_desktop_capturer_callback.h"
 
 namespace webrtc {
-// TODO(zijiehe): Remove MockScreenCapturerCallback.
-class MockDesktopCapturerCallback : public MockScreenCapturerCallback {};
+
+MockDesktopCapturerCallback::MockDesktopCapturerCallback() = default;
+MockDesktopCapturerCallback::~MockDesktopCapturerCallback() = default;
+
+void MockDesktopCapturerCallback::OnCaptureResult(
+    DesktopCapturer::Result result,
+    std::unique_ptr<DesktopFrame> frame) {
+  OnCaptureResultPtr(result, &frame);
+}
+
 }  // namespace webrtc
-
-#endif  // WEBRTC_MODULES_DESKTOP_CAPTURE_MOCK_DESKTOP_CAPTURER_CALLBACK_H_