Update webrtc::DesktopCapturer clients to implement OnCaptureResult().

remoting/protocol/fake_desktop_capturer.cc

 // Copyright 2015 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.
 
 #include "remoting/protocol/fake_desktop_capturer.h"
 
 #include <stdint.h>
 
 #include "base/bind.h"
 #include "base/logging.h"
@@ skipping 135 matching lines @@
 }
 
 void FakeDesktopCapturer::Capture(const webrtc::DesktopRegion& region) {
   base::Time capture_start_time = base::Time::Now();
   std::unique_ptr<webrtc::DesktopFrame> frame =
       frame_generator_.Run(shared_memory_factory_.get());
   if (frame) {
     frame->set_capture_time_ms(
         (base::Time::Now() - capture_start_time).InMillisecondsRoundedUp());
   }
-  callback_->OnCaptureCompleted(frame.release());
+  callback_->OnCaptureResult(
+      frame ? webrtc::DesktopCapturer::Result::SUCCESS
+            : webrtc::DesktopCapturer::Result::ERROR_TEMPORARY,
+      std::move(frame));
 }
 
 }  // namespace protocol
 }  // namespace remoting