Make it possible to Crankshaft all kinds of stubs.

src/disassembler.cc

 // 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 314 matching lines @@
 
 int Disassembler::Decode(Isolate* isolate, FILE* f, byte* begin, byte* end) {
   V8NameConverter defaultConverter(NULL);
   return DecodeIt(isolate, f, defaultConverter, begin, end);
 }
 
 
 // Called by Code::CodePrint.
 void Disassembler::Decode(FILE* f, Code* code) {
   Isolate* isolate = code->GetIsolate();
-  int decode_size = (code->kind() == Code::OPTIMIZED_FUNCTION ||
-                     code->kind() == Code::COMPILED_STUB)
+  int decode_size = code->is_crankshafted()
       ? static_cast<int>(code->safepoint_table_offset())
       : code->instruction_size();
   // If there might be a back edge table, stop before reaching it.
   if (code->kind() == Code::FUNCTION) {
     decode_size =
         Min(decode_size, static_cast<int>(code->back_edge_table_offset()));
   }
 
   byte* begin = code->instruction_start();
   byte* end = begin + decode_size;
   V8NameConverter v8NameConverter(code);
   DecodeIt(isolate, f, v8NameConverter, begin, end);
 }
 
 #else  // ENABLE_DISASSEMBLER
 
 void Disassembler::Dump(FILE* f, byte* begin, byte* end) {}
 int Disassembler::Decode(Isolate* isolate, FILE* f, byte* begin, byte* end) {
   return 0;
 }
 void Disassembler::Decode(FILE* f, Code* code) {}
 
 #endif  // ENABLE_DISASSEMBLER
 
 } }  // namespace v8::internal