Qualify references to std::string.
Qualify references to std::string.

PiperOrigin-RevId: 306268837
Change-Id: I7d983851ee5713ed790b647996c14d5eab3244e2

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