Remove a static initializer that could potentially slow down startup time.

src/jsregexp.h

 // Copyright 2011 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 371 matching lines @@
     uc16 from_;
     uc16 to_;
     OutSet* out_set_;
   };
 
   class Config {
    public:
     typedef uc16 Key;
     typedef Entry Value;
     static const uc16 kNoKey;
-    static const Entry kNoValue;
+    static const Entry NoValue() { return Value(); }
     static inline int Compare(uc16 a, uc16 b) {
       if (a == b)
         return 0;
       else if (a < b)
         return -1;
       else
         return 1;
     }
   };
 
@@ skipping 1088 matching lines @@
   int* vector_;
   int offsets_vector_length_;
 
   friend class ExternalReference;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_JSREGEXP_H_