MediaRecorder: make MediaRecorderHandler a MediaStreamObserver

components/html_viewer/web_test_delegate_impl.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 "components/html_viewer/web_test_delegate_impl.h"
 
 #include <iostream>
 #include <utility>
 
 #include "base/time/time.h"
@@ skipping 317 matching lines @@
   NOTIMPLEMENTED();
   return false;
 }
 
 bool WebTestDelegateImpl::AddMediaStreamAudioSourceAndTrack(
     blink::WebMediaStream* stream) {
   NOTIMPLEMENTED();
   return false;
 }
 
+void WebTestDelegateImpl::AddMediaStream(blink::WebMediaStream* stream) {
+  NOTIMPLEMENTED();
+}
+
 cc::SharedBitmapManager* WebTestDelegateImpl::GetSharedBitmapManager() {
   NOTIMPLEMENTED();
   return nullptr;
 }
 
 void WebTestDelegateImpl::DispatchBeforeInstallPromptEvent(
     int request_id,
     const std::vector<std::string>& event_platforms,
     const base::Callback<void(bool)>& callback) {
   NOTIMPLEMENTED();
 }
 
 void WebTestDelegateImpl::ResolveBeforeInstallPromptPromise(int request_id,
                                        const std::string& platform) {
   NOTIMPLEMENTED();
 }
 
 blink::WebPlugin* WebTestDelegateImpl::CreatePluginPlaceholder(
     blink::WebLocalFrame* frame,
     const blink::WebPluginParams& params) {
   NOTIMPLEMENTED();
   return nullptr;
 }
 
 void WebTestDelegateImpl::OnWebTestProxyBaseDestroy(
     test_runner::WebTestProxyBase* base) {
 }
 
 }  // namespace html_viewer