message: Add a CLIF wrapper for MetaGraphDef.
diff: @@ -1280,6 +1280,13 @@ tf_pyclif_proto_library(
  visibility = ["//visibility:public"],
  )
  +tf_pyclif_proto_library(
  + name = "protobuf/meta_graph_pyclif",
  + proto_lib = ":protos_all_cc",
  + proto_srcfile = "protobuf/meta_graph.proto",
  + visibility = ["//visibility:public"],
  +)
  +
  # -----------------------------------------------------------------------------
  # Internal targets
  