Small cleanup of backend tests.
Small cleanup of backend tests.

PiperOrigin-RevId: 229996461

jbedorf/tensorflow,kevin-coder/tensorflow-fork,Intel-tensorflow/tensorflow,cxxgtxy/tensorflow,frreiss/tensorflow-fred,freedomtan/tensorflow,renyi533/tensorflow,davidzchen/tensorflow,sarvex/tensorflow,tensorflow/tensorflow-pywrap_saved_model,sarvex/tensorflow,renyi533/tensorflow,DavidNorman/tensorflow,Intel-tensorflow/tensorflow,freedomtan/tensorflow,xzturn/tensorflow,freedomtan/tensorflow,tensorflow/tensorflow-pywrap_saved_model,arborh/tensorflow,DavidNorman/tensorflow,DavidNorman/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,ghchinoy/tensorflow,kevin-coder/tensorflow-fork,annarev/tensorflow,tensorflow/tensorflow,freedomtan/tensorflow,theflofly/tensorflow,ageron/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,annarev/tensorflow,kevin-coder/tensorflow-fork,sarvex/tensorflow,petewarden/tensorflow,tensorflow/tensorflow,jendap/tensorflow,gautam1858/tensorflow,ageron/tensorflow,apark263/tensorflow,tensorflow/tensorflow,ageron/tensorflow,aam-at/tensorflow,alsrgv/tensorflow,petewarden/tensorflow,sarvex/tensorflow,freedomtan/tensorflow,davidzchen/tensorflow,jendap/tensorflow,aam-at/tensorflow,jbedorf/tensorflow,Intel-tensorflow/tensorflow,kevin-coder/tensorflow-fork,gautam1858/tensorflow,yongtang/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,cxxgtxy/tensorflow,ghchinoy/tensorflow,tensorflow/tensorflow,tensorflow/tensorflow-pywrap_saved_model,freedomtan/tensorflow,ppwwyyxx/tensorflow,arborh/tensorflow,apark263/tensorflow,theflofly/tensorflow,Intel-Corporation/tensorflow,Intel-Corporation/tensorflow,renyi533/tensorflow,adit-chandra/tensorflow,paolodedios/tensorflow,DavidNorman/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,Intel-Corporation/tensorflow,jendap/tensorflow,aldian/tensorflow,jhseu/tensorflow,davidzchen/tensorflow,gautam1858/tensorflow,gautam1858/tensorflow,tensorflow/tensorflow,Intel-tensorflow/tensorflow,davidzchen/tensorflow,cxxgtxy/tensorflow,paolodedios/tensorflow,ppwwyyxx/tensorflow,ageron/tensorflow,frreiss/tensorflow-fred,xzturn/tensorflow,gunan/tensorflow,aldian/tensorflow,adit-chandra/tensorflow,theflofly/tensorflow,alsrgv/tensorflow,jendap/tensorflow,jhseu/tensorflow,theflofly/tensorflow,Intel-tensorflow/tensorflow,annarev/tensorflow,paolodedios/tensorflow,frreiss/tensorflow-fred,sarvex/tensorflow,ppwwyyxx/tensorflow,petewarden/tensorflow,cxxgtxy/tensorflow,alsrgv/tensorflow,frreiss/tensorflow-fred,aldian/tensorflow,DavidNorman/tensorflow,davidzchen/tensorflow,aldian/tensorflow,frreiss/tensorflow-fred,jbedorf/tensorflow,alsrgv/tensorflow,chemelnucfin/tensorflow,frreiss/tensorflow-fred,yongtang/tensorflow,freedomtan/tensorflow,gunan/tensorflow,tensorflow/tensorflow-pywrap_saved_model,jendap/tensorflow,karllessard/tensorflow,petewarden/tensorflow,apark263/tensorflow,ghchinoy/tensorflow,alsrgv/tensorflow,petewarden/tensorflow,Intel-Corporation/tensorflow,ghchinoy/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,freedomtan/tensorflow,aam-at/tensorflow,DavidNorman/tensorflow,petewarden/tensorflow,annarev/tensorflow,arborh/tensorflow,kevin-coder/tensorflow-fork,theflofly/tensorflow,arborh/tensorflow,annarev/tensorflow,tensorflow/tensorflow,frreiss/tensorflow-fred,ppwwyyxx/tensorflow,jbedorf/tensorflow,renyi533/tensorflow,renyi533/tensorflow,apark263/tensorflow,frreiss/tensorflow-fred,sarvex/tensorflow,aldian/tensorflow,annarev/tensorflow,chemelnucfin/tensorflow,theflofly/tensorflow,kevin-coder/tensorflow-fork,jbedorf/tensorflow,gunan/tensorflow,davidzchen/tensorflow,xzturn/tensorflow,Intel-Corporation/tensorflow,gunan/tensorflow,davidzchen/tensorflow,alsrgv/tensorflow,kevin-coder/tensorflow-fork,alsrgv/tensorflow,DavidNorman/tensorflow,petewarden/tensorflow,aam-at/tensorflow,yongtang/tensorflow,tensorflow/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,jhseu/tensorflow,arborh/tensorflow,gautam1858/tensorflow,sarvex/tensorflow,renyi533/tensorflow,gautam1858/tensorflow,arborh/tensorflow,Intel-tensorflow/tensorflow,jbedorf/tensorflow,freedomtan/tensorflow,aldian/tensorflow,aldian/tensorflow,ppwwyyxx/tensorflow,alsrgv/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,adit-chandra/tensorflow,aam-at/tensorflow,yongtang/tensorflow,karllessard/tensorflow,alsrgv/tensorflow,Intel-tensorflow/tensorflow,cxxgtxy/tensorflow,petewarden/tensorflow,freedomtan/tensorflow,arborh/tensorflow,frreiss/tensorflow-fred,ghchinoy/tensorflow,tensorflow/tensorflow-pywrap_saved_model,tensorflow/tensorflow-experimental_link_static_libraries_once,ppwwyyxx/tensorflow,xzturn/tensorflow,aldian/tensorflow,jbedorf/tensorflow,ppwwyyxx/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,aam-at/tensorflow,apark263/tensorflow,kevin-coder/tensorflow-fork,aam-at/tensorflow,ppwwyyxx/tensorflow,adit-chandra/tensorflow,DavidNorman/tensorflow,karllessard/tensorflow,adit-chandra/tensorflow,jbedorf/tensorflow,renyi533/tensorflow,xzturn/tensorflow,freedomtan/tensorflow,chemelnucfin/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,jendap/tensorflow,petewarden/tensorflow,yongtang/tensorflow,davidzchen/tensorflow,karllessard/tensorflow,yongtang/tensorflow,ppwwyyxx/tensorflow,adit-chandra/tensorflow,tensorflow/tensorflow,tensorflow/tensorflow,gunan/tensorflow,apark263/tensorflow,jhseu/tensorflow,chemelnucfin/tensorflow,chemelnucfin/tensorflow,Intel-tensorflow/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,ppwwyyxx/tensorflow,ageron/tensorflow,arborh/tensorflow,Intel-Corporation/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,davidzchen/tensorflow,adit-chandra/tensorflow,ageron/tensorflow,yongtang/tensorflow,xzturn/tensorflow,frreiss/tensorflow-fred,tensorflow/tensorflow,gautam1858/tensorflow,theflofly/tensorflow,yongtang/tensorflow,jbedorf/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,gautam1858/tensorflow,gunan/tensorflow,jendap/tensorflow,ghchinoy/tensorflow,jhseu/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,gunan/tensorflow,ageron/tensorflow,yongtang/tensorflow,chemelnucfin/tensorflow,annarev/tensorflow,davidzchen/tensorflow,theflofly/tensorflow,aam-at/tensorflow,theflofly/tensorflow,kevin-coder/tensorflow-fork,jendap/tensorflow,frreiss/tensorflow-fred,gautam1858/tensorflow,jhseu/tensorflow,ppwwyyxx/tensorflow,paolodedios/tensorflow,renyi533/tensorflow,tensorflow/tensorflow,apark263/tensorflow,jendap/tensorflow,kevin-coder/tensorflow-fork,ghchinoy/tensorflow,theflofly/tensorflow,karllessard/tensorflow,frreiss/tensorflow-fred,chemelnucfin/tensorflow,tensorflow/tensorflow-pywrap_saved_model,annarev/tensorflow,karllessard/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,jhseu/tensorflow,paolodedios/tensorflow,annarev/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,theflofly/tensorflow,gautam1858/tensorflow,karllessard/tensorflow,gunan/tensorflow,tensorflow/tensorflow-pywrap_saved_model,tensorflow/tensorflow-experimental_link_static_libraries_once,jhseu/tensorflow,jhseu/tensorflow,xzturn/tensorflow,ghchinoy/tensorflow,arborh/tensorflow,ghchinoy/tensorflow,tensorflow/tensorflow-pywrap_saved_model,aam-at/tensorflow,freedomtan/tensorflow,ageron/tensorflow,xzturn/tensorflow,jhseu/tensorflow,paolodedios/tensorflow,apark263/tensorflow,davidzchen/tensorflow,Intel-tensorflow/tensorflow,petewarden/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,renyi533/tensorflow,apark263/tensorflow,xzturn/tensorflow,adit-chandra/tensorflow,cxxgtxy/tensorflow,gautam1858/tensorflow,aam-at/tensorflow,DavidNorman/tensorflow,DavidNorman/tensorflow,adit-chandra/tensorflow,ghchinoy/tensorflow,yongtang/tensorflow,gunan/tensorflow,DavidNorman/tensorflow,arborh/tensorflow,ageron/tensorflow,theflofly/tensorflow,tensorflow/tensorflow-pywrap_saved_model,Intel-tensorflow/tensorflow,kevin-coder/tensorflow-fork,tensorflow/tensorflow-experimental_link_static_libraries_once,jhseu/tensorflow,yongtang/tensorflow,jendap/tensorflow,renyi533/tensorflow,adit-chandra/tensorflow,ppwwyyxx/tensorflow,alsrgv/tensorflow,aam-at/tensorflow,Intel-Corporation/tensorflow,renyi533/tensorflow,ghchinoy/tensorflow,sarvex/tensorflow,aam-at/tensorflow,gautam1858/tensorflow,xzturn/tensorflow,jbedorf/tensorflow,adit-chandra/tensorflow,petewarden/tensorflow,renyi533/tensorflow,jbedorf/tensorflow,ageron/tensorflow,chemelnucfin/tensorflow,jhseu/tensorflow,annarev/tensorflow,paolodedios/tensorflow,gunan/tensorflow,chemelnucfin/tensorflow,annarev/tensorflow,gunan/tensorflow,apark263/tensorflow,Intel-Corporation/tensorflow,Intel-tensorflow/tensorflow,chemelnucfin/tensorflow,chemelnucfin/tensorflow,karllessard/tensorflow,karllessard/tensorflow,chemelnucfin/tensorflow,arborh/tensorflow,paolodedios/tensorflow,ghchinoy/tensorflow,karllessard/tensorflow,xzturn/tensorflow,ageron/tensorflow,karllessard/tensorflow,alsrgv/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,DavidNorman/tensorflow,alsrgv/tensorflow,xzturn/tensorflow,tensorflow/tensorflow-pywrap_saved_model,adit-chandra/tensorflow,arborh/tensorflow,paolodedios/tensorflow,apark263/tensorflow,petewarden/tensorflow,davidzchen/tensorflow,tensorflow/tensorflow-pywrap_saved_model,ageron/tensorflow,paolodedios/tensorflow,cxxgtxy/tensorflow,jendap/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,cxxgtxy/tensorflow,gunan/tensorflow,jbedorf/tensorflow,paolodedios/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once