Downgrade c++17 syntax to c++14.
Downgrade c++17 syntax to c++14.

PiperOrigin-RevId: 337154357
Change-Id: I6386042e7eb69cd38048cd1bd72b7f672dcde39c

sarvex/tensorflow,tensorflow/tensorflow,aam-at/tensorflow,Intel-tensorflow/tensorflow,frreiss/tensorflow-fred,tensorflow/tensorflow-pywrap_tf_optimizer,gautam1858/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,aam-at/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,sarvex/tensorflow,frreiss/tensorflow-fred,annarev/tensorflow,tensorflow/tensorflow,Intel-Corporation/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,petewarden/tensorflow,gautam1858/tensorflow,gautam1858/tensorflow,yongtang/tensorflow,tensorflow/tensorflow,tensorflow/tensorflow-pywrap_saved_model,yongtang/tensorflow,tensorflow/tensorflow,karllessard/tensorflow,Intel-Corporation/tensorflow,paolodedios/tensorflow,gautam1858/tensorflow,petewarden/tensorflow,petewarden/tensorflow,paolodedios/tensorflow,yongtang/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,Intel-tensorflow/tensorflow,tensorflow/tensorflow-pywrap_saved_model,tensorflow/tensorflow-experimental_link_static_libraries_once,Intel-Corporation/tensorflow,sarvex/tensorflow,karllessard/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,tensorflow/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,tensorflow/tensorflow,cxxgtxy/tensorflow,sarvex/tensorflow,sarvex/tensorflow,gautam1858/tensorflow,freedomtan/tensorflow,petewarden/tensorflow,cxxgtxy/tensorflow,yongtang/tensorflow,aam-at/tensorflow,yongtang/tensorflow,karllessard/tensorflow,paolodedios/tensorflow,gautam1858/tensorflow,paolodedios/tensorflow,petewarden/tensorflow,frreiss/tensorflow-fred,frreiss/tensorflow-fred,yongtang/tensorflow,sarvex/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,annarev/tensorflow,annarev/tensorflow,freedomtan/tensorflow,frreiss/tensorflow-fred,freedomtan/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,tensorflow/tensorflow-experimental_link_static_libraries_once,Intel-Corporation/tensorflow,freedomtan/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,paolodedios/tensorflow,cxxgtxy/tensorflow,aam-at/tensorflow,annarev/tensorflow,paolodedios/tensorflow,karllessard/tensorflow,gautam1858/tensorflow,aam-at/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,karllessard/tensorflow,petewarden/tensorflow,aam-at/tensorflow,aam-at/tensorflow,paolodedios/tensorflow,yongtang/tensorflow,tensorflow/tensorflow-pywrap_saved_model,yongtang/tensorflow,frreiss/tensorflow-fred,karllessard/tensorflow,annarev/tensorflow,petewarden/tensorflow,aam-at/tensorflow,paolodedios/tensorflow,freedomtan/tensorflow,Intel-tensorflow/tensorflow,petewarden/tensorflow,yongtang/tensorflow,tensorflow/tensorflow-pywrap_saved_model,karllessard/tensorflow,tensorflow/tensorflow,gautam1858/tensorflow,cxxgtxy/tensorflow,cxxgtxy/tensorflow,frreiss/tensorflow-fred,frreiss/tensorflow-fred,tensorflow/tensorflow-experimental_link_static_libraries_once,Intel-tensorflow/tensorflow,tensorflow/tensorflow-pywrap_saved_model,paolodedios/tensorflow,tensorflow/tensorflow-pywrap_saved_model,Intel-Corporation/tensorflow,freedomtan/tensorflow,tensorflow/tensorflow-pywrap_saved_model,Intel-tensorflow/tensorflow,aam-at/tensorflow,tensorflow/tensorflow,tensorflow/tensorflow,petewarden/tensorflow,freedomtan/tensorflow,karllessard/tensorflow,freedomtan/tensorflow,tensorflow/tensorflow-pywrap_saved_model,gautam1858/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,Intel-Corporation/tensorflow,sarvex/tensorflow,freedomtan/tensorflow,aam-at/tensorflow,annarev/tensorflow,frreiss/tensorflow-fred,tensorflow/tensorflow,aam-at/tensorflow,frreiss/tensorflow-fred,karllessard/tensorflow,Intel-tensorflow/tensorflow,petewarden/tensorflow,gautam1858/tensorflow,Intel-Corporation/tensorflow,gautam1858/tensorflow,karllessard/tensorflow,tensorflow/tensorflow-pywrap_saved_model,frreiss/tensorflow-fred,annarev/tensorflow,annarev/tensorflow,Intel-Corporation/tensorflow,karllessard/tensorflow,paolodedios/tensorflow,tensorflow/tensorflow-pywrap_saved_model,cxxgtxy/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,tensorflow/tensorflow-experimental_link_static_libraries_once,yongtang/tensorflow,petewarden/tensorflow,annarev/tensorflow,Intel-tensorflow/tensorflow,cxxgtxy/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,freedomtan/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,tensorflow/tensorflow-pywrap_tf_optimizer,tensorflow/tensorflow-experimental_link_static_libraries_once,tensorflow/tensorflow,sarvex/tensorflow,Intel-tensorflow/tensorflow,yongtang/tensorflow,cxxgtxy/tensorflow,freedomtan/tensorflow,petewarden/tensorflow,aam-at/tensorflow,annarev/tensorflow,Intel-tensorflow/tensorflow,Intel-tensorflow/tensorflow,frreiss/tensorflow-fred,annarev/tensorflow,gautam1858/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,paolodedios/tensorflow,tensorflow/tensorflow-pywrap_saved_model,Intel-tensorflow/tensorflow,freedomtan/tensorflow