Pull LLVMContext out of PromoteMemToReg.

llvm-svn: 89645
diff --git a/llvm/lib/Transforms/Utils/Mem2Reg.cpp b/llvm/lib/Transforms/Utils/Mem2Reg.cpp
index 9416604..99203b6 100644
--- a/llvm/lib/Transforms/Utils/Mem2Reg.cpp
+++ b/llvm/lib/Transforms/Utils/Mem2Reg.cpp
@@ -73,7 +73,7 @@
 
     if (Allocas.empty()) break;
 
-    PromoteMemToReg(Allocas, DT, DF, F.getContext());
+    PromoteMemToReg(Allocas, DT, DF);
     NumPromoted += Allocas.size();
     Changed = true;
   }