Begin using a list of bailouts instead of a singleton in the fast code generator.

src/fast-codegen.h

 // Copyright 2010 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 62 matching lines @@
       : masm_(masm), info_(NULL), destination_(no_reg), smi_bits_(0) {
   }
 
   static Handle<Code> MakeCode(CompilationInfo* info);
 
   void Generate(CompilationInfo* compilation_info);
 
  private:
   MacroAssembler* masm() { return masm_; }
   CompilationInfo* info() { return info_; }
-  Label* bailout() { return &bailout_; }
 
   Register destination() { return destination_; }
   void set_destination(Register reg) { destination_ = reg; }
 
   FunctionLiteral* function() { return info_->function(); }
   Scope* scope() { return info_->scope(); }
 
   // Platform-specific fixed registers, all guaranteed distinct.
   Register accumulator0();
   Register accumulator1();
@@ skipping 45 matching lines @@
   // left in the destination register.
   void EmitThisPropertyLoad(Handle<String> name);
 
   // Emit a bitwise or operation.  The left operand is in accumulator1 and
   // the right is in accumulator0.  The result should be left in the
   // destination register.
   void EmitBitOr();
 
   MacroAssembler* masm_;
   CompilationInfo* info_;
-  Label bailout_;
   Register destination_;
   uint32_t smi_bits_;
 
   DISALLOW_COPY_AND_ASSIGN(FastCodeGenerator);
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_IA32
 
 #endif  // V8_FAST_CODEGEN_H_