Add missing includes

Author: rupprecht

clang/include/clang/AST/HLSLResource.h

@@ -15,9 +15,12 @@
 #define LLVM_CLANG_AST_HLSLRESOURCE_H
 
 #include "clang/AST/ASTContext.h"
+#include "clang/AST/Attr.h"
 #include "clang/AST/Attrs.inc"
 #include "clang/AST/DeclBase.h"
 #include "clang/Basic/TargetInfo.h"
+#include "clang/Support/Compiler.h"
+#include "llvm/Support/raw_ostream.h"
 
 namespace clang {