diff --git a/include/llvm/Support/Process.h b/include/llvm/Support/Process.h
index 27ef2670093..33799229ff3 100644
--- a/include/llvm/Support/Process.h
+++ b/include/llvm/Support/Process.h
@@ -138,9 +138,6 @@ namespace sys {
 
       /// Resets the terminals colors, or returns an escape sequence to do so.
       static const char *ResetColor();
-
-      /// Change the program working directory to that given by \arg Path.
-      static void SetWorkingDirectory(std::string Path);
     /// @}
   };
 }
diff --git a/lib/Support/Unix/Process.inc b/lib/Support/Unix/Process.inc
index da440fd48f3..5cdb11ccebc 100644
--- a/lib/Support/Unix/Process.inc
+++ b/lib/Support/Unix/Process.inc
@@ -293,7 +293,3 @@ const char *Process::OutputBold(bool bg) {
 const char *Process::ResetColor() {
   return "\033[0m";
 }
-
-void Process::SetWorkingDirectory(std::string Path) {
-  ::chdir(Path.c_str());
-}
diff --git a/lib/Support/Windows/Process.inc b/lib/Support/Windows/Process.inc
index fe54eb1a797..913b0734ddc 100644
--- a/lib/Support/Windows/Process.inc
+++ b/lib/Support/Windows/Process.inc
@@ -220,8 +220,4 @@ const char *Process::ResetColor() {
   return 0;
 }
 
-void Process::SetWorkingDirectory(std::string Path) {
-  ::_chdir(Path.c_str());
-}
-
 }