Simplify deferred code by removing some unneeded or redundant stuff.

src/x64/codegen-x64.h

 // Copyright 2009 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 315 matching lines @@
   void set_in_spilled_code(bool flag) { in_spilled_code_ = flag; }
 
  private:
   // Construction/Destruction
   CodeGenerator(int buffer_size, Handle<Script> script, bool is_eval);
   virtual ~CodeGenerator() { delete masm_; }
 
   // Accessors
   Scope* scope() const { return scope_; }
 
-  // Clearing and generating deferred code.
-  void ClearDeferred();
+  // Generating deferred code.
   void ProcessDeferred();
 
   bool is_eval() { return is_eval_; }
 
   // State
   TypeofState typeof_state() const { return state_->typeof_state(); }
   ControlDestination* destination() const { return state_->destination(); }
 
   // Track loop nesting level.
   int loop_nesting() const { return loop_nesting_; }
@@ skipping 271 matching lines @@
   friend class Reference;
   friend class Result;
 
   DISALLOW_COPY_AND_ASSIGN(CodeGenerator);
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_X64_CODEGEN_X64_H_