Video Capture Capabilities available on chrome://media-internals

content/browser/media/media_internals.h

 // 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.
 
 #ifndef CONTENT_BROWSER_MEDIA_MEDIA_INTERNALS_H_
 #define CONTENT_BROWSER_MEDIA_MEDIA_INTERNALS_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 29 matching lines @@
   void OnMediaEvents(int render_process_id,
                      const std::vector<media::MediaLogEvent>& events);
 
   // Add/remove update callbacks (see above).  Must be called on the IO thread.
   void AddUpdateCallback(const UpdateCallback& callback);
   void RemoveUpdateCallback(const UpdateCallback& callback);
 
   // Sends all audio cached data to each registered UpdateCallback.
   void SendAudioStreamData();
 
+  // Sends all video capture capabilities cached data to each registered
+  // UpdateCallback.
+  void SendVideoCaptureDeviceCapabilities();
+
   // Called to inform of the capabilities enumerated for video devices.
   void UpdateVideoCaptureDeviceCapabilities(
       const media::VideoCaptureDeviceInfos& video_capture_device_infos);
 
   // AudioLogFactory implementation.  Safe to call from any thread.
   virtual scoped_ptr<media::AudioLog> CreateAudioLog(
       AudioComponent component) override;
 
  private:
   friend class AudioLogImpl;
@@ skipping 12 matching lines @@
   // purges the cache entry after completion instead.
   void SendUpdateAndCacheAudioStreamKey(const std::string& cache_key,
                                         const std::string& function,
                                         const base::DictionaryValue* value);
   void SendUpdateAndPurgeAudioStreamCache(const std::string& cache_key,
                                           const std::string& function,
                                           const base::DictionaryValue* value);
 
   // Must only be accessed on the IO thread.
   std::vector<UpdateCallback> update_callbacks_;
+  base::ListValue video_capture_capabilities_cached_data_;
 
   // All variables below must be accessed under |lock_|.
   base::Lock lock_;
   base::DictionaryValue audio_streams_cached_data_;
   int owner_ids_[AUDIO_COMPONENT_MAX];
 
   DISALLOW_COPY_AND_ASSIGN(MediaInternals);
 };
 
 } // namespace content
 
 #endif  // CONTENT_BROWSER_MEDIA_MEDIA_INTERNALS_H_