[XLA] Remove a dead function and a stale todo.
[XLA] Remove a dead function and a stale todo.

PiperOrigin-RevId: 191786563

jalexvig/tensorflow,hfp/tensorflow-xsmm,seanli9jan/tensorflow,Intel-tensorflow/tensorflow,jalexvig/tensorflow,tensorflow/tensorflow-pywrap_saved_model,tensorflow/tensorflow,eaplatanios/tensorflow,caisq/tensorflow,tensorflow/tensorflow-pywrap_saved_model,nburn42/tensorflow,dongjoon-hyun/tensorflow,Bismarrck/tensorflow,DavidNorman/tensorflow,apark263/tensorflow,DavidNorman/tensorflow,benoitsteiner/tensorflow-xsmm,petewarden/tensorflow,frreiss/tensorflow-fred,ppwwyyxx/tensorflow,alsrgv/tensorflow,ppwwyyxx/tensorflow,petewarden/tensorflow,drpngx/tensorflow,theflofly/tensorflow,nburn42/tensorflow,kobejean/tensorflow,Intel-tensorflow/tensorflow,eaplatanios/tensorflow,xodus7/tensorflow,gautam1858/tensorflow,asimshankar/tensorflow,ageron/tensorflow,AnishShah/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,allenlavoie/tensorflow,tensorflow/tensorflow,kobejean/tensorflow,adit-chandra/tensorflow,yongtang/tensorflow,Intel-Corporation/tensorflow,annarev/tensorflow,freedomtan/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,karllessard/tensorflow,Intel-Corporation/tensorflow,benoitsteiner/tensorflow-xsmm,frreiss/tensorflow-fred,apark263/tensorflow,alsrgv/tensorflow,dancingdan/tensorflow,davidzchen/tensorflow,chemelnucfin/tensorflow,yongtang/tensorflow,renyi533/tensorflow,AnishShah/tensorflow,adit-chandra/tensorflow,drpngx/tensorflow,gojira/tensorflow,aam-at/tensorflow,jendap/tensorflow,annarev/tensorflow,lukeiwanski/tensorflow,gojira/tensorflow,seanli9jan/tensorflow,alshedivat/tensorflow,xzturn/tensorflow,meteorcloudy/tensorflow,karllessard/tensorflow,nburn42/tensorflow,asimshankar/tensorflow,kevin-coder/tensorflow-fork,aselle/tensorflow,karllessard/tensorflow,snnn/tensorflow,Bismarrck/tensorflow,allenlavoie/tensorflow,ppwwyyxx/tensorflow,gunan/tensorflow,cxxgtxy/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,aam-at/tensorflow,gautam1858/tensorflow,dendisuhubdy/tensorflow,annarev/tensorflow,theflofly/tensorflow,brchiu/tensorflow,manipopopo/tensorflow,chemelnucfin/tensorflow,xzturn/tensorflow,apark263/tensorflow,aam-at/tensorflow,snnn/tensorflow,frreiss/tensorflow-fred,hfp/tensorflow-xsmm,jendap/tensorflow,theflofly/tensorflow,jhseu/tensorflow,tensorflow/tensorflow-pywrap_saved_model,renyi533/tensorflow,ppwwyyxx/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,allenlavoie/tensorflow,freedomtan/tensorflow,Bismarrck/tensorflow,allenlavoie/tensorflow,davidzchen/tensorflow,meteorcloudy/tensorflow,snnn/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,kevin-coder/tensorflow-fork,yanchen036/tensorflow,yongtang/tensorflow,meteorcloudy/tensorflow,jart/tensorflow,ageron/tensorflow,ageron/tensorflow,jhseu/tensorflow,jbedorf/tensorflow,ppwwyyxx/tensorflow,kobejean/tensorflow,aam-at/tensorflow,jendap/tensorflow,Intel-Corporation/tensorflow,gojira/tensorflow,davidzchen/tensorflow,lukeiwanski/tensorflow,ghchinoy/tensorflow,tensorflow/tensorflow-pywrap_saved_model,arborh/tensorflow,ageron/tensorflow,frreiss/tensorflow-fred,kobejean/tensorflow,adit-chandra/tensorflow,renyi533/tensorflow,theflofly/tensorflow,jendap/tensorflow,davidzchen/tensorflow,hfp/tensorflow-xsmm,manipopopo/tensorflow,seanli9jan/tensorflow,jhseu/tensorflow,jbedorf/tensorflow,sarvex/tensorflow,aam-at/tensorflow,kobejean/tensorflow,meteorcloudy/tensorflow,girving/tensorflow,Bismarrck/tensorflow,jart/tensorflow,caisq/tensorflow,chemelnucfin/tensorflow,gojira/tensorflow,xzturn/tensorflow,nburn42/tensorflow,frreiss/tensorflow-fred,dongjoon-hyun/tensorflow,chemelnucfin/tensorflow,seanli9jan/tensorflow,Intel-Corporation/tensorflow,lukeiwanski/tensorflow,aam-at/tensorflow,AnishShah/tensorflow,sarvex/tensorflow,dongjoon-hyun/tensorflow,hehongliang/tensorflow,manipopopo/tensorflow,Bismarrck/tensorflow,apark263/tensorflow,hfp/tensorflow-xsmm,DavidNorman/tensorflow,paolodedios/tensorflow,jendap/tensorflow,xodus7/tensorflow,jbedorf/tensorflow,gautam1858/tensorflow,asimshankar/tensorflow,girving/tensorflow,AnishShah/tensorflow,Bismarrck/tensorflow,Intel-tensorflow/tensorflow,cxxgtxy/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,drpngx/tensorflow,tensorflow/tensorflow-pywrap_saved_model,gautam1858/tensorflow,kobejean/tensorflow,dongjoon-hyun/tensorflow,lukeiwanski/tensorflow,gautam1858/tensorflow,tensorflow/tensorflow,renyi533/tensorflow,frreiss/tensorflow-fred,dancingdan/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,DavidNorman/tensorflow,drpngx/tensorflow,benoitsteiner/tensorflow-xsmm,manipopopo/tensorflow,tensorflow/tensorflow-pywrap_saved_model,aldian/tensorflow,chemelnucfin/tensorflow,gunan/tensorflow,arborh/tensorflow,jart/tensorflow,alsrgv/tensorflow,alshedivat/tensorflow,drpngx/tensorflow,freedomtan/tensorflow,dendisuhubdy/tensorflow,theflofly/tensorflow,snnn/tensorflow,aselle/tensorflow,jalexvig/tensorflow,gautam1858/tensorflow,eaplatanios/tensorflow,ZhangXinNan/tensorflow,meteorcloudy/tensorflow,lukeiwanski/tensorflow,benoitsteiner/tensorflow-xsmm,hfp/tensorf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