Move pass configuration out of pass constructors: BranchFolderPass

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150095 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PTX/PTXTargetMachine.cpp b/lib/Target/PTX/PTXTargetMachine.cpp
index 41bcfd5..38cc005 100644
--- a/lib/Target/PTX/PTXTargetMachine.cpp
+++ b/lib/Target/PTX/PTXTargetMachine.cpp
@@ -359,7 +359,7 @@
 
   // Branch folding must be run after regalloc and prolog/epilog insertion.
   if (getOptLevel() != CodeGenOpt::None) {
-    PM.add(createBranchFoldingPass(getEnableTailMergeDefault()));
+    addPass(BranchFolderPassID);
     printNoVerify("After BranchFolding");
   }