Revert of Add scroll perf test for protocol in chromoting

remoting/test/scroll_frame_generator.h

-// 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.
-
-#ifndef REMOTING_TEST_SCROLL_FRAME_GENERATOR_H_
-#define REMOTING_TEST_SCROLL_FRAME_GENERATOR_H_
-
-#include <memory>
-#include <unordered_map>
-
-#include "base/memory/ref_counted.h"
-#include "base/time/time.h"
-#include "third_party/webrtc/modules/desktop_capture/desktop_capturer.h"
-
-namespace remoting {
-namespace test {
-
-class ScrollFrameGenerator
-    : public base::RefCountedThreadSafe<ScrollFrameGenerator> {
- public:
-  ScrollFrameGenerator();
-
-  std::unique_ptr<webrtc::DesktopFrame> GenerateFrame(
-      webrtc::SharedMemoryFactory* shared_memory_factory);
-
-  base::TimeDelta GetFrameLatency(const webrtc::DesktopFrame& frame);
-
- private:
-  ~ScrollFrameGenerator();
-  friend class base::RefCountedThreadSafe<ScrollFrameGenerator>;
-
-  std::unique_ptr<webrtc::DesktopFrame> base_frame_;
-  base::TimeTicks start_time_;
-
-  std::unordered_map<int, base::TimeTicks> frame_timestamp_;
-
-  // Id of the last frame encoded on the barcode.
-  int last_frame_id_ = -1;
-
-  DISALLOW_COPY_AND_ASSIGN(ScrollFrameGenerator);
-};
-
-}  // namespace test
-}  // namespace remoting
-
-#endif  // REMOTING_TEST_SCROLL_FRAME_GENERATOR_H_