Add different error codes for getUserMedia.

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 18 matching lines @@
     const StreamDeviceInfoArray& video_devices) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   DVLOG(1) << "MediaStreamDispatcherHost::StreamGenerated("
            << ", {label = " << label <<  "})";
 
   Send(new MediaStreamMsg_StreamGenerated(
       render_view_id, page_request_id, label, audio_devices,
       video_devices));
 }
 
-void MediaStreamDispatcherHost::StreamGenerationFailed(int render_view_id,
-                                                       int page_request_id) {
+void MediaStreamDispatcherHost::StreamGenerationFailed(
+    int render_view_id,
+    int page_request_id,
+    content::MediaStreamRequestResult result) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   DVLOG(1) << "MediaStreamDispatcherHost::StreamGenerationFailed("
-           << ", {page_request_id = " << page_request_id <<  "})";
+           << ", {page_request_id = " << page_request_id <<  "}"
+           << ", { result= " << result << "})";
 
 
   Send(new MediaStreamMsg_StreamGenerationFailed(render_view_id,
-                                                 page_request_id));
+                                                 page_request_id,
+                                                 result));
 }
 
 void MediaStreamDispatcherHost::DeviceStopped(int render_view_id,
                                               const std::string& label,
                                               const StreamDeviceInfo& device) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   DVLOG(1) << "MediaStreamDispatcherHost::DeviceStopped("
            << "{label = " << label << "}, "
            << "{type = " << device.device.type << "}, "
            << "{device_id = " << device.device.id << "})";
@@ skipping 145 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