Add #includes to make up for #includes pruned out of header files.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2207 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Analysis/IPA/CallGraph.cpp

@@ -41,6 +41,7 @@
 #include "llvm/Analysis/CallGraph.h"
 #include "llvm/Module.h"
 #include "llvm/Function.h"
+#include "llvm/BasicBlock.h"
 #include "llvm/iOther.h"
 #include "llvm/iTerminators.h"
 #include "Support/STLExtras.h"