Revert of [WebRTC] A real ScreenCapturer test

webrtc/modules/desktop_capture/rgba_color.h

-/*
- *  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_RGBA_COLOR_H_
-#define WEBRTC_MODULES_DESKTOP_CAPTURE_RGBA_COLOR_H_
-
-#include <stdint.h>
-
-#include "webrtc/modules/desktop_capture/desktop_frame.h"
-
-namespace webrtc {
-
-// A four-byte structure to store a color in BGRA format. This structure also
-// provides functions to be created from uint8_t array, say,
-// DesktopFrame::data(). It always uses BGRA order for internal storage to match
-// DesktopFrame::data().
-//
-// This struct is for testing purpose only, and should not be used in production
-// logic.
-struct RgbaColor final {
-  // Creates a color with BGRA channels.
-  RgbaColor(uint8_t blue, uint8_t green, uint8_t red, uint8_t alpha);
-
-  // Creates a color with BGR channels, and set alpha channel to 255 (opaque).
-  RgbaColor(uint8_t blue, uint8_t green, uint8_t red);
-
-  // Creates a color from four-byte in BGRA order, i.e. DesktopFrame::data().
-  explicit RgbaColor(const uint8_t* bgra);
-
-  // Returns true if |this| and |right| is the same color.
-  bool operator==(const RgbaColor& right) const;
-
-  // Returns true if |this| and |right| are different colors.
-  bool operator!=(const RgbaColor& right) const;
-
-  uint8_t blue;
-  uint8_t green;
-  uint8_t red;
-  uint8_t alpha;
-};
-static_assert(
-    DesktopFrame::kBytesPerPixel == sizeof(RgbaColor),
-    "A pixel in DesktopFrame should be safe to be represented by a RgbaColor");
-
-}  // namespace webrtc
-
-#endif  // WEBRTC_MODULES_DESKTOP_CAPTURE_RGBA_COLOR_H_