VideoCapture: more migration IPC-->mojo, part 5

content/common/video_capture.mojom

Index: content/common/video_capture.mojom
diff --git a/content/common/video_capture.mojom b/content/common/video_capture.mojom
index 7179248dacf494420bf73d79a3757f0a555946d5..6848ff6f25b044b7ccfc9dfd4bdbeec3a03869b7 100644
--- a/content/common/video_capture.mojom
+++ b/content/common/video_capture.mojom
@@ -5,8 +5,11 @@
 module content.mojom;
 
 import "gpu/ipc/common/sync_token.mojom";
+import "media/mojo/interfaces/media_types.mojom";
+import "mojo/common/common_custom_types.mojom";
 import "services/video_capture/public/interfaces/video_capture_device_proxy.mojom";
 import "services/video_capture/public/interfaces/video_capture_format.mojom";
+import "ui/gfx/geometry/mojo/geometry.mojom";
 
 struct VideoCaptureParams {
   video_capture.mojom.VideoCaptureFormat requested_format;
@@ -14,6 +17,15 @@ struct VideoCaptureParams {
   video_capture.mojom.PowerLineFrequency power_line_frequency;
 };
 
+struct VideoFrameInfo{
+  mojo.common.mojom.TimeDelta timestamp;
+  mojo.common.mojom.DictionaryValue metadata;
+  media.mojom.VideoFormat pixel_format;
+  video_capture.mojom.VideoPixelStorage storage_type;
+  gfx.mojom.Size coded_size;
+  gfx.mojom.Rect visible_rect;
+};
+
 enum VideoCaptureState {
   STARTED,
   PAUSED,
@@ -26,10 +38,17 @@ enum VideoCaptureState {
 // Interface for notifications from Browser/Host back to Renderer/Client. This
 // interface is used between VideoCaptureHost.Start() and Stop().
 interface VideoCaptureObserver {
-  // Gets notigied about a VideoCaptureState update.
+  // Gets notified about a VideoCaptureState update.
   OnStateChanged(VideoCaptureState state);
 
-// TODO(mcasas): Migrate the rest of the messages, https://crbug.com/651897.
+  // |buffer_id| has video capture data with |info| containing the associated
+  // VideoFrame constituent parts.
+  OnBufferReady(int32 buffer_id, VideoFrameInfo info);
+
+  // |buffer_id| has been released by VideoCaptureHost and must not be used.
+  OnBufferDestroyed(int32 buffer_id);
+
+  // TODO(mcasas): Migrate the rest of the messages, https://crbug.com/651897.
 };
 
 interface VideoCaptureHost {