AliasAnalysisSummary.h - cleanup includes and forward declarations. NFC.

Push InstrTypes.h include down to AliasAnalysisSummary.cpp

lib/Analysis/AliasAnalysisSummary.cpp

@@ -1,5 +1,6 @@
 #include "AliasAnalysisSummary.h"
 #include "llvm/IR/Argument.h"
+#include "llvm/IR/InstrTypes.h"
 #include "llvm/IR/Type.h"
 #include "llvm/Support/Compiler.h"
 

lib/Analysis/AliasAnalysisSummary.h

@@ -37,10 +37,13 @@
 #include "llvm/ADT/DenseMapInfo.h"
 #include "llvm/ADT/Optional.h"
 #include "llvm/ADT/SmallVector.h"
-#include "llvm/IR/InstrTypes.h"
 #include <bitset>
 
 namespace llvm {
+
+class CallBase;
+class Value;
+
 namespace cflaa {
 
 //===----------------------------------------------------------------------===//