4 files changed, 4 insertions, 4 deletions
diff --git a/tensorflow/core/lib/io/recordio_test.cc b/tensorflow/core/lib/io/recordio_test.cc
index da514bd21c..946d7188d3 100644
--- a/tensorflow/core/lib/io/recordio_test.cc
+++ b/tensorflow/core/lib/io/recordio_test.cc
@@ -58,7 +58,7 @@ class StringDest : public WritableFile {
   Status Close() override { return Status::OK(); }
   Status Flush() override { return Status::OK(); }
   Status Sync() override { return Status::OK(); }
-  Status Append(const StringPiece& slice) override {
+  Status Append(StringPiece slice) override {
     contents_->append(slice.data(), slice.size());
     return Status::OK();
   }
diff --git a/tensorflow/core/lib/io/table_test.cc b/tensorflow/core/lib/io/table_test.cc
index 877ac40f1c..9cebbf40c6 100644
--- a/tensorflow/core/lib/io/table_test.cc
+++ b/tensorflow/core/lib/io/table_test.cc
@@ -98,7 +98,7 @@ class StringSink : public WritableFile {
   Status Flush() override { return Status::OK(); }
   Status Sync() override { return Status::OK(); }
 
-  Status Append(const StringPiece& data) override {
+  Status Append(StringPiece data) override {
     contents_.append(data.data(), data.size());
     return Status::OK();
   }
diff --git a/tensorflow/core/lib/io/zlib_outputbuffer.cc b/tensorflow/core/lib/io/zlib_outputbuffer.cc
index 84b47c171f..cba139e6ad 100644
--- a/tensorflow/core/lib/io/zlib_outputbuffer.cc
+++ b/tensorflow/core/lib/io/zlib_outputbuffer.cc
@@ -143,7 +143,7 @@ Status ZlibOutputBuffer::FlushOutputBufferToFile() {
   return Status::OK();
 }
 
-Status ZlibOutputBuffer::Append(const StringPiece& data) {
+Status ZlibOutputBuffer::Append(StringPiece data) {
   // If there is sufficient free space in z_stream_input_ to fit data we
   // add it there and return.
   // If there isn't enough space we deflate the existing contents of
diff --git a/tensorflow/core/lib/io/zlib_outputbuffer.h b/tensorflow/core/lib/io/zlib_outputbuffer.h
index 3d86d89a99..ccad2fda44 100644
--- a/tensorflow/core/lib/io/zlib_outputbuffer.h
+++ b/tensorflow/core/lib/io/zlib_outputbuffer.h
@@ -62,7 +62,7 @@ class ZlibOutputBuffer : public WritableFile {
   // to file when the buffer is full.
   //
   // To immediately write contents to file call `Flush()`.
-  Status Append(const StringPiece& data) override;
+  Status Append(StringPiece data) override;
 
   // Deflates any cached input and writes all output to file.
   Status Flush() override;