Parser: add usage counters for "use asm".

src/ast-value-factory.h

 // Copyright 2014 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
@@ skipping 242 matching lines @@
   F(initialize_var_global, "initializeVarGlobal") \
   F(make_reference_error, "MakeReferenceError") \
   F(make_syntax_error, "MakeSyntaxError") \
   F(make_type_error, "MakeTypeError") \
   F(module, "module") \
   F(native, "native") \
   F(next, "next") \
   F(proto, "__proto__") \
   F(prototype, "prototype") \
   F(this, "this") \
+  F(use_asm, "use asm") \
   F(use_strict, "use strict") \
   F(value, "value")
 
 
 class AstValueFactory {
  public:
   AstValueFactory(Zone* zone, uint32_t hash_seed)
       : string_table_(AstRawString::Compare),
         zone_(zone),
         isolate_(NULL),
@@ skipping 62 matching lines @@
   const AstRawString* name##_string_;
   STRING_CONSTANTS(F)
 #undef F
 };
 
 } }  // namespace v8::internal
 
 #undef STRING_CONSTANTS
 
 #endif  // V8_AST_VALUE_FACTORY_H_