Use the global functions instead of the Program methods.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@183861 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Driver/Driver.cpp b/lib/Driver/Driver.cpp
index 5e8dde3..937a676 100644
--- a/lib/Driver/Driver.cpp
+++ b/lib/Driver/Driver.cpp
@@ -1599,12 +1599,11 @@
   }
 
   // If all else failed, search the path.
-  llvm::sys::Path
-      P(llvm::sys::Program::FindProgramByName(TargetSpecificExecutable));
+  llvm::sys::Path P(llvm::sys::FindProgramByName(TargetSpecificExecutable));
   if (!P.empty())
     return P.str();
 
-  P = llvm::sys::Path(llvm::sys::Program::FindProgramByName(Name));
+  P = llvm::sys::Path(llvm::sys::FindProgramByName(Name));
   if (!P.empty())
     return P.str();