[AST] Make header self-contained

There's a dependency in AbstractTypeReader.inc that becomes an error
after D127231.

diff --git a/clang/include/clang/AST/AbstractTypeReader.h b/clang/include/clang/AST/AbstractTypeReader.h
index c9162b1..e44bbf6 100644 (file)
--- a/clang/include/clang/AST/AbstractTypeReader.h
+++ b/clang/include/clang/AST/AbstractTypeReader.h
@@ -9,8 +9,9 @@
 #ifndef LLVM_CLANG_AST_ABSTRACTTYPEREADER_H
 #define LLVM_CLANG_AST_ABSTRACTTYPEREADER_H
 
-#include "clang/AST/Type.h"
 #include "clang/AST/AbstractBasicReader.h"
+#include "clang/AST/DeclObjC.h"
+#include "clang/AST/Type.h"
 
 namespace clang {
 namespace serialization {