Support impl-side painting in Mandoline.

components/view_manager/gles2/command_buffer_impl.h

Index: components/view_manager/gles2/command_buffer_impl.h
diff --git a/components/view_manager/gles2/command_buffer_impl.h b/components/view_manager/gles2/command_buffer_impl.h
index bd4ddd8aede75da231824981c5621a9ff418038c..1f975bd5cea1afcab284db2d9aea07c54b55ee54 100644
--- a/components/view_manager/gles2/command_buffer_impl.h
+++ b/components/view_manager/gles2/command_buffer_impl.h
@@ -48,6 +48,13 @@ class CommandBufferImpl : public mojo::CommandBuffer,
   void InsertSyncPoint(bool retire) override;
   void RetireSyncPoint(uint32_t sync_point) override;
   void Echo(const mojo::Callback<void()>& callback) override;
+  void CreateImage(int32_t id,
+                   mojo::ScopedHandle memory_handle,
+                   int32_t type,
+                   mojo::SizePtr size,
+                   int32_t format,
+                   int32_t internal_format) override;
+  void DestroyImage(int32_t id) override;
 
   void DidLoseContext();
   void UpdateVSyncParameters(base::TimeTicks timebase,