Minor #include cleaning
 - Drop TokenKinds.h from Action.h
 - Move DeclSpec.h from Sema.h into individual Sema .cpp files


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@54625 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaExprCXX.cpp b/lib/Sema/SemaExprCXX.cpp
index c48a19b..86e3345 100644
--- a/lib/Sema/SemaExprCXX.cpp
+++ b/lib/Sema/SemaExprCXX.cpp
@@ -14,6 +14,7 @@
 #include "Sema.h"
 #include "clang/AST/ExprCXX.h"
 #include "clang/AST/ASTContext.h"
+#include "clang/Basic/Diagnostic.h"
 using namespace clang;
 
 /// ActOnCXXCasts - Parse {dynamic,static,reinterpret,const}_cast's.