Remove Sema.h's dependency on DeclCXX.h.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@112032 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/JumpDiagnostics.cpp b/lib/Sema/JumpDiagnostics.cpp
index f3dc6ce..7bab65a 100644
--- a/lib/Sema/JumpDiagnostics.cpp
+++ b/lib/Sema/JumpDiagnostics.cpp
@@ -13,6 +13,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "clang/Sema/Sema.h"
+#include "clang/AST/DeclCXX.h"
 #include "clang/AST/Expr.h"
 #include "clang/AST/StmtObjC.h"
 #include "clang/AST/StmtCXX.h"