message: Use protobuf.h instead of proto_serialization.h in profiler
diff: @@ -21,8 +21,8 @@ limitations under the License.
  #include "absl/container/flat_hash_map.h"
  #include "absl/strings/string_view.h"
  #include "tensorflow/core/lib/gtl/map_util.h"
  -#include "tensorflow/core/lib/strings/proto_serialization.h"
  #include "tensorflow/core/platform/logging.h"
  +#include "tensorflow/core/platform/protobuf.h"
  #include "tensorflow/core/platform/types.h"
  #include "tensorflow/core/profiler/protobuf/xplane.pb.h"
  #include "tensorflow/core/profiler/utils/tf_xplane_visitor.h"
  @@ -243,9 +243,9 @@ class TfFunctionExecutions {
  } // namespace
  -std::string DebugString(const TfFunctionDb tf_function_db) {
  +std::string DebugString(const TfFunctionDb& tf_function_db) {
  std::string str;
  - ::tensorflow::protobuf::TextFormat::PrintToString(tf_function_db, &str);
  + protobuf::TextFormat::PrintToString(tf_function_db, &str);
  return str;
  }
  