Fix GCS filesystem on windows by using platform independent primitives in GetMatchingPaths
Fix GCS filesystem on windows by using platform independent primitives in GetMatchingPaths

This makes all GcsfileSystem tests pass on windows.

PiperOrigin-RevId: 302072552
Change-Id: I03d1ab506860e9ce82a1981cd88df3caa25d3324

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