Remove RESTORE_CONTEXT flag from ia32 crankshaft codegen.

src/hydrogen-instructions.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 1247 matching lines @@
   stream->Add("%u", index());
 }
 
 
 void HLoadNamedField::PrintDataTo(StringStream* stream) {
   object()->PrintNameTo(stream);
   stream->Add(" @%d%s", offset(), is_in_object() ? "[in-object]" : "");
 }
 
 
-HLoadNamedFieldPolymorphic::HLoadNamedFieldPolymorphic(HValue* object,
+HLoadNamedFieldPolymorphic::HLoadNamedFieldPolymorphic(HValue* context,
+                                                       HValue* object,
                                                        ZoneMapList* types,
                                                        Handle<String> name)
-    : HUnaryOperation(object),
-      types_(Min(types->length(), kMaxLoadPolymorphism)),
+    : types_(Min(types->length(), kMaxLoadPolymorphism)),
       name_(name),
       need_generic_(false) {
+  SetOperandAt(0, context);
+  SetOperandAt(1, object);
   set_representation(Representation::Tagged());
   SetFlag(kDependsOnMaps);
   for (int i = 0;
        i < types->length() && types_.length() < kMaxLoadPolymorphism;
        ++i) {
     Handle<Map> map = types->at(i);
     LookupResult lookup;
     map->LookupInDescriptors(NULL, *name, &lookup);
     if (lookup.IsProperty()) {
       switch (lookup.type()) {
@@ skipping 517 matching lines @@
 
 
 void HCheckPrototypeMaps::Verify() {
   HInstruction::Verify();
   ASSERT(HasNoUses());
 }
 
 #endif
 
 } }  // namespace v8::internal