Remove obsolete instruction HOuterContext.

src/mips/lithium-mips.cc

 // Copyright 2012 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 1027 matching lines @@
   if (instr->HasNoUses()) return NULL;
 
   if (info()->IsStub()) {
     return DefineFixed(new(zone()) LContext, cp);
   }
 
   return DefineAsRegister(new(zone()) LContext);
 }
 
 
-LInstruction* LChunkBuilder::DoOuterContext(HOuterContext* instr) {
-  LOperand* context = UseRegisterAtStart(instr->value());
-  return DefineAsRegister(new(zone()) LOuterContext(context));
-}
-
-
 LInstruction* LChunkBuilder::DoDeclareGlobals(HDeclareGlobals* instr) {
   LOperand* context = UseFixed(instr->context(), cp);
   return MarkAsCall(new(zone()) LDeclareGlobals(context), instr);
 }
 
 
 LInstruction* LChunkBuilder::DoGlobalObject(HGlobalObject* instr) {
   LOperand* context = UseRegisterAtStart(instr->value());
   return DefineAsRegister(new(zone()) LGlobalObject(context));
 }
@@ skipping 1377 matching lines @@
 
 
 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) {
   LOperand* object = UseRegister(instr->object());
   LOperand* index = UseRegister(instr->index());
   return DefineAsRegister(new(zone()) LLoadFieldByIndex(object, index));
 }
 
 
 } }  // namespace v8::internal