Add video-rendering to mojo media pipeline.

media/base/pipeline_status.h

Index: media/base/pipeline_status.h
diff --git a/media/base/pipeline_status.h b/media/base/pipeline_status.h
index 2f4b35945f619ae0c3bae8244ee9dc7852537895..f857160b82e2cad29080f8cc85ca8fa4449d6fd5 100644
--- a/media/base/pipeline_status.h
+++ b/media/base/pipeline_status.h
@@ -5,12 +5,13 @@
 #ifndef MEDIA_BASE_PIPELINE_STATUS_H_
 #define MEDIA_BASE_PIPELINE_STATUS_H_
 
-#include "base/callback.h"
-
 #include <stdint.h>
 
 #include <string>
 
+#include "base/callback.h"
+#include "ui/gfx/geometry/size.h"
+
 namespace media {
 
 // Status states for pipeline.  All codes except PIPELINE_OK indicate errors.
@@ -64,6 +65,10 @@ struct PipelineStatistics {
 // of all attributes since the last update.
 typedef base::Callback<void(const PipelineStatistics&)> StatisticsCB;
 
+// Used for updating video natural size; the passed value is the new natural
+// size of video frames being rendered.
+typedef base::Callback<void(const gfx::Size&)> NaturalSizeChangedCB;

[xhwang, 2016/04/20 16:58:48]

PipelineStatus should stay in pipeline_status.h.

Maybe we can have another file like pipeline_callbacks.h to define these
callbacks.

+
 }  // namespace media
 
 #endif  // MEDIA_BASE_PIPELINE_STATUS_H_