cc: Introduce embedded_surfaces in metadata for surface Ids in draw quads

cc/ipc/compositor_frame_metadata_struct_traits.cc

Index: cc/ipc/compositor_frame_metadata_struct_traits.cc
diff --git a/cc/ipc/compositor_frame_metadata_struct_traits.cc b/cc/ipc/compositor_frame_metadata_struct_traits.cc
index fae339a87f72556a1d88da2e103f8e695a243848..ab79ed7eb638b2023932d7e0e7243688f062bceb 100644
--- a/cc/ipc/compositor_frame_metadata_struct_traits.cc
+++ b/cc/ipc/compositor_frame_metadata_struct_traits.cc
@@ -45,6 +45,7 @@ bool StructTraits<cc::mojom::CompositorFrameMetadataDataView,
   return data.ReadSelection(&out->selection) &&
          data.ReadLatencyInfo(&out->latency_info) &&
          data.ReadReferencedSurfaces(&out->referenced_surfaces) &&
+         data.ReadEmbeddedSurfaces(&out->embedded_surfaces) &&
          data.ReadBeginFrameAck(&out->begin_frame_ack);
 }