chrome://media-internals: update MediaInternals when devices capabilities are enumerated.

content/browser/media/media_internals.h

Index: content/browser/media/media_internals.h
diff --git a/content/browser/media/media_internals.h b/content/browser/media/media_internals.h
index c0f144a5b8b4a080df5aea55ca7b320ac7362caf..7484a5e9bc8cecadf73da7d6671e1ece1a37c40a 100644
--- a/content/browser/media/media_internals.h
+++ b/content/browser/media/media_internals.h
@@ -16,6 +16,8 @@
 #include "base/values.h"
 #include "content/common/content_export.h"
 #include "media/audio/audio_logging.h"
+#include "media/video/capture/video_capture_device.h"
+#include "media/video/capture/video_capture_types.h"
 
 namespace media {
 class AudioParameters;
@@ -46,6 +48,13 @@ class CONTENT_EXPORT MediaInternals
   // Sends all cached data to each registered UpdateCallback.
   void SendEverything();
 
+  // Called to inform of the capabilities enumerated for a video device.
+  void UpdateVideoCaptureDeviceCapabilities(
+      const media::VideoCaptureDevice::Name& name,
+      const media::VideoCaptureFormats& formats);

[burnik, 2014/10/05 23:08:55]

add
const size_t num_devices
as last param. You'll need it to know when you're done enumerating.

[mcasas, 2014/10/07 11:25:40]

Done.

+  // Cleans up internal cache of all video devices' capabilities.

[burnik, 2014/10/03 11:15:41]

Nit: add empty line.

[mcasas, 2014/10/07 11:25:40]

Done.

+  void PurgeVideoCaptureDeviceCapabilities();
+
   // AudioLogFactory implementation.  Safe to call from any thread.
   virtual scoped_ptr<media::AudioLog> CreateAudioLog(
       AudioComponent component) OVERRIDE;
@@ -76,8 +85,9 @@ class CONTENT_EXPORT MediaInternals
 
   // All variables below must be accessed under |lock_|.
   base::Lock lock_;
-  base::DictionaryValue cached_data_;
+  base::DictionaryValue audio_streams_cached_data_;
   int owner_ids_[AUDIO_COMPONENT_MAX];
+  base::DictionaryValue video_devices_cached_data_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaInternals);
 };