Revert of [WebRTC] A real ScreenCapturer test

webrtc/modules/desktop_capture/rgba_color.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.
- */
-
-#include "webrtc/modules/desktop_capture/rgba_color.h"
-
-namespace webrtc {
-
-namespace {
-
-bool AlphaEquals(uint8_t i, uint8_t j) {
-  // On Linux and Windows 8 or early version, '0' was returned for alpha channel
-  // from capturer APIs, on Windows 10, '255' was returned. So a workaround is
-  // to treat 0 as 255.
-  return i == j || ((i == 0 || i == 255) && (j == 0 || j == 255));
-}
-
-}  // namespace
-
-RgbaColor::RgbaColor(uint8_t blue, uint8_t green, uint8_t red, uint8_t alpha) {
-  this->blue = blue;
-  this->green = green;
-  this->red = red;
-  this->alpha = alpha;
-}
-
-RgbaColor::RgbaColor(uint8_t blue, uint8_t green, uint8_t red)
-    : RgbaColor(blue, green, red, 0xff) {}
-
-RgbaColor::RgbaColor(const uint8_t* bgra)
-    : RgbaColor(bgra[0], bgra[1], bgra[2], bgra[3]) {}
-
-bool RgbaColor::operator==(const RgbaColor& right) const {
-  return blue == right.blue && green == right.green && red == right.red &&
-         AlphaEquals(alpha, right.alpha);
-}
-
-bool RgbaColor::operator!=(const RgbaColor& right) const {
-  return !(*this == right);
-}
-
-}  // namespace webrtc