Implement handlified String::Equals and Name::Equals.

src/ast.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 60 matching lines @@
 }
 
 
 bool Expression::IsUndefinedLiteral(Isolate* isolate) const {
   const VariableProxy* var_proxy = AsVariableProxy();
   if (var_proxy == NULL) return false;
   Variable* var = var_proxy->var();
   // The global identifier "undefined" is immutable. Everything
   // else could be reassigned.
   return var != NULL && var->location() == Variable::UNALLOCATED &&
-         var_proxy->name()->Equals(isolate->heap()->undefined_string());
+         String::Equals(var_proxy->name(),
+                        isolate->factory()->undefined_string());
 }
 
 
 VariableProxy::VariableProxy(Zone* zone, Variable* var, int position)
     : Expression(zone, position),
       name_(var->name()),
       var_(NULL),  // Will be set by the call to BindTo.
       is_this_(var->is_this()),
       is_trivial_(false),
       is_lvalue_(false),
@@ skipping 108 matching lines @@
     }
   }
 }
 
 
 ObjectLiteralProperty::ObjectLiteralProperty(
     Zone* zone, Literal* key, Expression* value) {
   emit_store_ = true;
   key_ = key;
   value_ = value;
-  Object* k = *key->value();
+  Handle<Object> k = key->value();
   if (k->IsInternalizedString() &&
-      zone->isolate()->heap()->proto_string()->Equals(String::cast(k))) {
+      String::Equals(Handle<String>::cast(k),
+                     zone->isolate()->factory()->proto_string())) {
     kind_ = PROTOTYPE;
   } else if (value_->AsMaterializedLiteral() != NULL) {
     kind_ = MATERIALIZED_LITERAL;
   } else if (value_->AsLiteral() != NULL) {
     kind_ = CONSTANT;
   } else {
     kind_ = COMPUTED;
   }
 }
 
@@ skipping 952 matching lines @@
     OS::SNPrintF(buffer, "%d", Smi::cast(*value_)->value());
     str = arr;
   } else {
     str = DoubleToCString(value_->Number(), buffer);
   }
   return isolate_->factory()->NewStringFromAscii(CStrVector(str));
 }
 
 
 } }  // namespace v8::internal