Use HIR accessor for CheckPrototypeMaps to remove the duplicate members in li...

src/arm/lithium-arm.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 1581 matching lines @@
 LInstruction* LChunkBuilder::DoCheckInstanceType(HCheckInstanceType* instr) {
   LOperand* value = UseRegisterAtStart(instr->value());
   LInstruction* result = new LCheckInstanceType(value);
   return AssignEnvironment(result);
 }
 
 
 LInstruction* LChunkBuilder::DoCheckPrototypeMaps(HCheckPrototypeMaps* instr) {
   LOperand* temp1 = TempRegister();
   LOperand* temp2 = TempRegister();
-  LInstruction* result =
-      new LCheckPrototypeMaps(temp1,
-                              temp2,
-                              instr->holder(),
-                              instr->receiver_map());
+  LInstruction* result = new LCheckPrototypeMaps(temp1, temp2);
   return AssignEnvironment(result);
 }
 
 
 LInstruction* LChunkBuilder::DoCheckSmi(HCheckSmi* instr) {
   LOperand* value = UseRegisterAtStart(instr->value());
   return AssignEnvironment(new LCheckSmi(value, ne));
 }
 
 
@@ skipping 296 matching lines @@
 void LPointerMap::PrintTo(StringStream* stream) const {
   stream->Add("{");
   for (int i = 0; i < pointer_operands_.length(); ++i) {
     if (i != 0) stream->Add(";");
     pointer_operands_[i]->PrintTo(stream);
   }
   stream->Add("} @%d", position());
 }
 
 } }  // namespace v8::internal