Remove DesktopRegion parameter from DesktopCapturer::Capture

webrtc/modules/desktop_capture/win/screen_capturer_win_magnifier.cc

 /*
  *  Copyright (c) 2014 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.
  */
 
@@ skipping 54 matching lines @@
                          "magnifier initialization failed.";
     StartFallbackCapturer();
   }
 }
 
 void ScreenCapturerWinMagnifier::SetSharedMemoryFactory(
     std::unique_ptr<SharedMemoryFactory> shared_memory_factory) {
   shared_memory_factory_ = std::move(shared_memory_factory);
 }
 
-void ScreenCapturerWinMagnifier::CaptureFrame() {
+void ScreenCapturerWinMagnifier::Capture() {
   if (!magnifier_initialized_ ||
       !magnifier_capture_succeeded_ ||
       GetSystemMetrics(SM_CMONITORS) != 1) {
     // Do not try to use the magnifier if it failed before and in multi-screen
     // setup (where the API crashes sometimes).
     LOG_F(LS_WARNING) << "Switching to the fallback screen capturer because "
                          "initialization or last capture attempt failed, or "
                          "execute on multi-screen system.";
     StartFallbackCapturer();
     fallback_capturer_->CaptureFrame();
@@ skipping 294 matching lines @@
   RTC_DCHECK(fallback_capturer_);
   if (!fallback_capturer_started_) {
     fallback_capturer_started_ = true;
 
     fallback_capturer_->Start(callback_);
     fallback_capturer_->SelectScreen(current_screen_id_);
   }
 }
 
 }  // namespace webrtc