Resolve warnings by adding a return statement to a non-void function in activation_utils.h
Resolve warnings by adding a return statement to a non-void function in activation_utils.h

PiperOrigin-RevId: 294507820
Change-Id: Ic226ee343d5b785289491382f793213cee8e073e

tensorflow/tensorflow,tensorflow/tensorflow-pywrap_saved_model,freedomtan/tensorflow,sarvex/tensorflow,Intel-tensorflow/tensorflow,tensorflow/tensorflow-pywrap_saved_model,aam-at/tensorflow,yongtang/tensorflow,gunan/tensorflow,karllessard/tensorflow,annarev/tensorflow,yongtang/tensorflow,frreiss/tensorflow-fred,xzturn/tensorflow,frreiss/tensorflow-fred,gautam1858/tensorflow,sarvex/tensorflow,tensorflow/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,davidzchen/tensorflow,renyi533/tensorflow,tensorflow/tensorflow-pywrap_saved_model,cxxgtxy/tensorflow,gunan/tensorflow,aam-at/tensorflow,xzturn/tensorflow,freedomtan/tensorflow,renyi533/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,tensorflow/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,petewarden/tensorflow,aldian/tensorflow,gautam1858/tensorflow,freedomtan/tensorflow,aldian/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,petewarden/tensorflow,Intel-tensorflow/tensorflow,Intel-Corporation/tensorflow,paolodedios/tensorflow,Intel-Corporation/tensorflow,xzturn/tensorflow,frreiss/tensorflow-fred,karllessard/tensorflow,frreiss/tensorflow-fred,gunan/tensorflow,aldian/tensorflow,davidzchen/tensorflow,aam-at/tensorflow,gautam1858/tensorflow,cxxgtxy/tensorflow,freedomtan/tensorflow,gunan/tensorflow,petewarden/tensorflow,tensorflow/tensorflow,petewarden/tensorflow,cxxgtxy/tensorflow,tensorflow/tensorflow,petewarden/tensorflow,gautam1858/tensorflow,petewarden/tensorflow,yongtang/tensorflow,davidzchen/tensorflow,renyi533/tensorflow,annarev/tensorflow,frreiss/tensorflow-fred,cxxgtxy/tensorflow,petewarden/tensorflow,gunan/tensorflow,tensorflow/tensorflow-pywrap_saved_model,tensorflow/tensorflow-pywrap_tf_optimizer,aam-at/tensorflow,annarev/tensorflow,sarvex/tensorflow,paolodedios/tensorflow,tensorflow/tensorflow-pywrap_saved_model,tensorflow/tensorflow-pywrap_tf_optimizer,cxxgtxy/tensorflow,aldian/tensorflow,xzturn/tensorflow,yongtang/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,gunan/tensorflow,tensorflow/tensorflow,petewarden/tensorflow,karllessard/tensorflow,aam-at/tensorflow,sarvex/tensorflow,frreiss/tensorflow-fred,Intel-tensorflow/tensorflow,gunan/tensorflow,annarev/tensorflow,freedomtan/tensorflow,davidzchen/tensorflow,renyi533/tensorflow,karllessard/tensorflow,frreiss/tensorflow-fred,xzturn/tensorflow,Intel-Corporation/tensorflow,Intel-Corporation/tensorflow,frreiss/tensorflow-fred,xzturn/tensorflow,gautam1858/tensorflow,aldian/tensorflow,xzturn/tensorflow,Intel-tensorflow/tensorflow,frreiss/tensorflow-fred,tensorflow/tensorflow-experimental_link_static_libraries_once,gautam1858/tensorflow,cxxgtxy/tensorflow,paolodedios/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,paolodedios/tensorflow,frreiss/tensorflow-fred,karllessard/tensorflow,davidzchen/tensorflow,Intel-Corporation/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,annarev/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,Intel-tensorflow/tensorflow,aam-at/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,renyi533/tensorflow,gautam1858/tensorflow,aldian/tensorflow,paolodedios/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,davidzchen/tensorflow,tensorflow/tensorflow,aam-at/tensorflow,petewarden/tensorflow,yongtang/tensorflow,paolodedios/tensorflow,tensorflow/tensorflow,sarvex/tensorflow,gautam1858/tensorflow,paolodedios/tensorflow,tensorflow/tensorflow-experimental_link_static_libraries_once,petewarden/tensorflow,Intel-Corporation/tensorflow,aldian/tensorflow,gunan/tensorflow,davidzchen/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,sarvex/tensorflow,freedomtan/tensorflow,sarvex/tensorflow,paolodedios/tensorflow,annarev/tensorflow,aldian/tensorflow,Intel-tensorflow/tensorflow,paolodedios/tensorflow,xzturn/tensorflow,yongtang/tensorflow,yongtang/tensorflow,tensorflow/tensorflow,freedomtan/tensorflow,freedomtan/tensorflow,Intel-tensorflow/tensorflow,Intel-tensorflow/tensorflow,annarev/tensorflow,xzturn/tensorflow,gunan/tensorflow,annarev/tensorflow,yongtang/tensorflow,tensorflow/tensorflow,davidzchen/tensorflow,freedomtan/tensorflow,tensorflow/tensorflow-pywrap_saved_model,tensorflow/tensorflow-experimental_link_static_libraries_once,freedomtan/tensorflow,annarev/tensorflow,Intel-Corporation/tensorflow,tensorflow/tensorflow-pywrap_saved_model,annarev/tensorflow,gunan/tensorflow,xzturn/tensorflow,freedomtan/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,xzturn/tensorflow,davidzchen/tensorflow,aam-at/tensorflow,renyi533/tensorflow,Intel-tensorflow/tensorflow,aam-at/tensorflow,freedomtan/tensorflow,aam-at/tensorflow,petewarden/tensorflow,davidzchen/tensorflow,xzturn/tensorflow,tensorflow/tensorflow,renyi533/tensorflow,paolodedios/tensorflow,petewarden/tensorflow,tensorflow/tensorflow-pywrap_tf_optimizer,renyi533/tensorflow,gautam1858/tensorflow,tensorflow/tensorflow-pywrap_saved_model,gunan/tensorflow,Intel-Corporation/tensorflow,karllessard/tensorflow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