[Media] Add user gesture reporting for API calls to midi and media streams.

content/browser/renderer_host/media/media_stream_dispatcher_host.cc

 // Copyright (c) 2012 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 "content/browser/renderer_host/media/media_stream_dispatcher_host.h"
 
 #include "content/browser/browser_main_loop.h"
 #include "content/common/media/media_stream_messages.h"
 #include "content/common/media/media_stream_options.h"
 #include "url/gurl.h"
@@ skipping 103 matching lines @@
   media_stream_manager_->CancelAllRequests(render_process_id_);
 }
 
 MediaStreamDispatcherHost::~MediaStreamDispatcherHost() {
 }
 
 void MediaStreamDispatcherHost::OnGenerateStream(
     int render_view_id,
     int page_request_id,
     const StreamOptions& components,
-    const GURL& security_origin) {
+    const GURL& security_origin,
+    bool user_gesture) {
   DVLOG(1) << "MediaStreamDispatcherHost::OnGenerateStream("
            << render_view_id << ", "
            << page_request_id << ", ["
            << " audio:" << components.audio_requested
            << " video:" << components.video_requested
            << " ], "
-           << security_origin.spec() << ")";
+           << security_origin.spec()
+           << ", " << user_gesture << ")";
 
   media_stream_manager_->GenerateStream(
       this, render_process_id_, render_view_id, salt_callback_,
-      page_request_id, components, security_origin);
+      page_request_id, components, security_origin, user_gesture);
 }
 
 void MediaStreamDispatcherHost::OnCancelGenerateStream(int render_view_id,
                                                        int page_request_id) {
   DVLOG(1) << "MediaStreamDispatcherHost::OnCancelGenerateStream("
            << render_view_id << ", "
            << page_request_id << ")";
   media_stream_manager_->CancelRequest(render_process_id_, render_view_id,
                                        page_request_id);
 }
@@ skipping 57 matching lines @@
     int render_view_id,
     const std::string& label) {
   DVLOG(1) << "MediaStreamDispatcherHost::OnCloseDevice("
            << render_view_id << ", "
            << label << ")";
 
   media_stream_manager_->CancelRequest(label);
 }
 
 }  // namespace content