Clean up video frame sizes, types in Video Decode API

media/video/picture.h

Index: media/video/picture.h
diff --git a/media/video/picture.h b/media/video/picture.h
index 012600287725d164010b2a2af56c617ee10a5838..cc71741296ed2b1367bb77b93b42903872cafacc 100644
--- a/media/video/picture.h
+++ b/media/video/picture.h
@@ -73,8 +73,7 @@ class SysmemBuffer : public BaseBuffer {
 // This is the media-namespace equivalent of PP_Picture_Dev.
 class Picture {
  public:
-  Picture(int32 picture_buffer_id, int32 bitstream_buffer_id,
-          gfx::Size visible_size, gfx::Size decoded_size);
+  Picture(int32 picture_buffer_id, int32 bitstream_buffer_id);
 
   // Returns the id of the picture buffer where this picture is contained.
   int32 picture_buffer_id() const {
@@ -90,21 +89,9 @@ class Picture {
     bitstream_buffer_id_ = bitstream_buffer_id;
   }
 
-  // Returns the visible size of the decoded picture in pixels.
-  gfx::Size visible_size() const {
-    return visible_size_;
-  }
-
-  // Returns the decoded size of the decoded picture in pixels.
-  gfx::Size decoded_size() const {
-    return decoded_size_;
-  }
-
  private:
   int32 picture_buffer_id_;
   int32 bitstream_buffer_id_;
-  gfx::Size visible_size_;
-  gfx::Size decoded_size_;
 };
 
 }  // namespace media