[CFG] Removed unused local variable.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@149385 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/CFG.cpp b/lib/Analysis/CFG.cpp
index 7b84710..50393b6 100644
--- a/lib/Analysis/CFG.cpp
+++ b/lib/Analysis/CFG.cpp
@@ -696,8 +696,6 @@
   if (B == E)
-  CFGBlock::iterator InsertPos;
   // We need to append the destructors in reverse order, but any one of them
   // may be a no-return destructor which changes the CFG. As a result, buffer
   // this sequence up and replay them in reverse order when appending onto the