// Current size of the surface texture.
gfx::Size size_;
- // Whether the surface texture has been updated.
- bool has_updated_;
+ // Whether we ever bound a valid frame.
+ bool has_valid_frame_;
+
+ // Whether a new frame is available that we should update to.
+ bool has_pending_frame_;
GpuCommandBufferStub* owner_stub_;
int32 route_id_;