[Modules] Move CFG.h to the IR library as it defines graph traits over
IR types.

llvm-svn: 202827
diff --git a/llvm/lib/Transforms/ObjCARC/DependencyAnalysis.cpp b/llvm/lib/Transforms/ObjCARC/DependencyAnalysis.cpp
index 8f917ae..8780359 100644
--- a/llvm/lib/Transforms/ObjCARC/DependencyAnalysis.cpp
+++ b/llvm/lib/Transforms/ObjCARC/DependencyAnalysis.cpp
@@ -24,7 +24,7 @@
 #include "ObjCARC.h"
 #include "DependencyAnalysis.h"
 #include "ProvenanceAnalysis.h"
-#include "llvm/Support/CFG.h"
+#include "llvm/IR/CFG.h"
 
 using namespace llvm;
 using namespace llvm::objcarc;