Include what you use in accessors.{h,cc}.

src/accessors.h

-// Copyright 2006-2008 the V8 project authors. All rights reserved.
+// Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
 //       with the distribution.
@@ skipping 10 matching lines @@
 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #ifndef V8_ACCESSORS_H_
 #define V8_ACCESSORS_H_
 
 #include "allocation.h"
+#include "v8globals.h"
 
 namespace v8 {
 namespace internal {
 
 // The list of accessor descriptors. This is a second-order macro
 // taking a macro to be applied to all accessor descriptor names.
 #define ACCESSOR_DESCRIPTOR_LIST(V) \
   V(FunctionPrototype)              \
   V(FunctionLength)                 \
   V(FunctionName)                   \
@@ skipping 72 matching lines @@
   // Helper functions.
   static Object* FlattenNumber(Object* value);
   static MaybeObject* IllegalSetter(JSObject*, Object*, void*);
   static Object* IllegalGetAccessor(Object* object, void*);
   static MaybeObject* ReadOnlySetAccessor(JSObject*, Object* value, void*);
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_ACCESSORS_H_