[Ozone] Extends the lifetime of VaapiWrapper

ui/ozone/public/native_pixmap.h

Index: ui/ozone/public/native_pixmap.h
diff --git a/ui/ozone/public/native_pixmap.h b/ui/ozone/public/native_pixmap.h
index 38875c358007d52a9f5eedd9017dc6c600645a8e..6c8cd5758ba7a0fb7e7b4647d8a19b49eae364d7 100644
--- a/ui/ozone/public/native_pixmap.h
+++ b/ui/ozone/public/native_pixmap.h
@@ -28,7 +28,7 @@ class NativePixmap : public base::RefCountedThreadSafe<NativePixmap> {
   virtual int GetDmaBufFd() const = 0;
   virtual int GetDmaBufPitch() const = 0;
   virtual gfx::BufferFormat GetBufferFormat() const = 0;
-
+  virtual gfx::Size GetBufferSize() const = 0;
   // Sets the overlay plane to switch to at the next page flip.
   // |w| specifies the screen to display this overlay plane on.
   // |plane_z_order| specifies the stacking order of the plane relative to the
@@ -49,9 +49,8 @@ class NativePixmap : public base::RefCountedThreadSafe<NativePixmap> {
   // This represents a callback function pointing to processing unit like VPP to
   // do post-processing operations on native pixmap with required size and
   // format.

[Pawel Osciak, 2015/12/02 00:49:06]

Please update this documentation.

[william.xie1, 2015/12/02 02:31:13]

Done.

-  typedef base::Callback<scoped_refptr<NativePixmap>(gfx::Size,
-                                                     gfx::BufferFormat)>
-      ProcessingCallback;
+  typedef base::Callback<bool(const scoped_refptr<NativePixmap>&,
+                              NativePixmap*)> ProcessingCallback;
 
   // Set callback function for the pixmap used for post processing.
   virtual void SetProcessingCallback(