Remove DesktopRegion parameter from DesktopCapturer::Capture

webrtc/modules/desktop_capture/cropping_window_capturer.cc

Index: webrtc/modules/desktop_capture/cropping_window_capturer.cc
diff --git a/webrtc/modules/desktop_capture/cropping_window_capturer.cc b/webrtc/modules/desktop_capture/cropping_window_capturer.cc
index 63a62f559bd329dae0940d106c3ecd7232fdfc07..4fac8b29724600afe246f42993df1ccb531fa89d 100644
--- a/webrtc/modules/desktop_capture/cropping_window_capturer.cc
+++ b/webrtc/modules/desktop_capture/cropping_window_capturer.cc
@@ -36,7 +36,7 @@ void CroppingWindowCapturer::SetSharedMemoryFactory(
   window_capturer_->SetSharedMemoryFactory(std::move(shared_memory_factory));
 }
 
-void CroppingWindowCapturer::CaptureFrame() {
+void CroppingWindowCapturer::Capture() {
   if (ShouldUseScreenCapturer()) {
     if (!screen_capturer_.get()) {
       screen_capturer_.reset(ScreenCapturer::Create(options_));
@@ -45,9 +45,9 @@ void CroppingWindowCapturer::CaptureFrame() {
       }
       screen_capturer_->Start(this);
     }
-    screen_capturer_->CaptureFrame();
+    screen_capturer_->Capture();
   } else {
-    window_capturer_->CaptureFrame();
+    window_capturer_->Capture();
   }
 }
 
@@ -79,7 +79,7 @@ void CroppingWindowCapturer::OnCaptureResult(
     std::unique_ptr<DesktopFrame> screen_frame) {
   if (!ShouldUseScreenCapturer()) {
     LOG(LS_INFO) << "Window no longer on top when ScreenCapturer finishes";
-    window_capturer_->Capture(DesktopRegion());
+    window_capturer_->Capture();
     return;
   }