Handle the list of code-stub types using macro expansion

src/regexp-macro-assembler.h

 // Copyright 2008 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 197 matching lines @@
 
   static Result Execute(Code* code,
                         String* input,
                         int start_offset,
                         const byte* input_start,
                         const byte* input_end,
                         int* output,
                         bool at_start);
 };
 
-
-// Enter C code from generated RegExp code in a way that allows
-// the C code to fix the return address in case of a GC.
-// Currently only needed on ARM.
-class RegExpCEntryStub: public CodeStub {
- public:
-  RegExpCEntryStub() {}
-  virtual ~RegExpCEntryStub() {}
-  void Generate(MacroAssembler* masm);
-
- private:
-  Major MajorKey() { return RegExpCEntry; }
-  int MinorKey() { return 0; }
-  const char* GetName() { return "RegExpCEntryStub"; }
-};
-
 #endif  // V8_NATIVE_REGEXP
 
 } }  // namespace v8::internal
 
 #endif  // V8_REGEXP_MACRO_ASSEMBLER_H_