[Ozone-GBM] Migrate GBM buffers to use the ScanoutBuffer interface

ui/ozone/platform/dri/gbm_surface.h

Index: ui/ozone/platform/dri/gbm_surface.h
diff --git a/ui/ozone/platform/dri/gbm_surface.h b/ui/ozone/platform/dri/gbm_surface.h
index 8b8dffcad8a88fb71ee98dde4c5e4ea90ee71f98..c9472b53698333415a92c42a1c79406e2295d5e9 100644
--- a/ui/ozone/platform/dri/gbm_surface.h
+++ b/ui/ozone/platform/dri/gbm_surface.h
@@ -38,6 +38,8 @@ class GbmSurface : public ScanoutSurface {
   gbm_surface* native_surface() { return native_surface_; };
 
  private:
+  class GbmSurfaceBuffer;

[alexst (slow to review), 2014/07/18 21:11:31]

I would prefer you declared it here fully, it should be very small once the base
class is implemented. With just the forward declaration, it's unclear where to
go looking for what this is.

[dnicoara, 2014/07/18 21:48:28]

Done.

+
   gbm_device* gbm_device_;
 
   DriWrapper* dri_;
@@ -49,7 +51,7 @@ class GbmSurface : public ScanoutSurface {
 
   // Backing GBM buffers. One is the current front buffer. The other is the
   // current backbuffer that is pending scan out.
-  gbm_bo* buffers_[2];
+  scoped_refptr<GbmSurfaceBuffer> buffers_[2];
 
   // Index to the front buffer.
   int front_buffer_;