message: Migrate ::StringPiece to absl::string_view.
diff: @@ -16,6 +16,7 @@ limitations under the License.
  #ifndef TENSORFLOW_PLATFORM_REGEXP_H_
  #define TENSORFLOW_PLATFORM_REGEXP_H_
  +#include "absl/strings/string_view.h"
  #include "tensorflow/core/platform/platform.h"
  #include "tensorflow/core/platform/types.h"
  @@ -23,7 +24,7 @@ limitations under the License.
  defined(GOOGLE_RE2)
  #include "tensorflow/core/platform/google/build_config/re2.h"
  namespace tensorflow {
  -typedef ::StringPiece RegexpStringPiece;
  +typedef absl::string_view RegexpStringPiece;
  } // namespace tensorflow
  #else
  