Include only stuff you need, part 4: ast, scopes + fallout.

src/deoptimizer.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_DEOPTIMIZER_H_
 #define V8_DEOPTIMIZER_H_
 
 #include "src/allocation.h"
 #include "src/deoptimize-reason.h"
 #include "src/macro-assembler.h"
-
+#include "src/source-position.h"
 
 namespace v8 {
 namespace internal {
 
 class FrameDescription;
 class TranslationIterator;
 class DeoptimizedFrameInfo;
 class TranslatedState;
 class RegisterValues;
 
@@ skipping 1046 matching lines @@
   std::vector<Handle<Object> > expression_stack_;
   int source_position_;
 
   friend class Deoptimizer;
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_DEOPTIMIZER_H_