Make HashMap a template class to specify the allocation policy.

src/preparser.h

-// Copyright 2011 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.
 //     * Neither the name of Google Inc. nor the names of its
 //       contributors may be used to endorse or promote products derived
 //       from this software without specific prior written permission.
 //
 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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 #ifndef V8_PREPARSER_H
 #define V8_PREPARSER_H
 
+#include "hashmap.h"
 #include "token.h"
 #include "scanner.h"
 
 namespace v8 {
 
 namespace internal {
 class UnicodeCache;
 }
 
 namespace preparser {
@@ skipping 610 matching lines @@
   bool stack_overflow_;
   bool allow_lazy_;
   bool allow_modules_;
   bool allow_natives_syntax_;
   bool parenthesized_function_;
   bool harmony_scoping_;
 };
 } }  // v8::preparser
 
 #endif  // V8_PREPARSER_H