Fixed breakage caused by r11051 on non-ia32 platforms.

src/mips/full-codegen-mips.cc

Index: src/mips/full-codegen-mips.cc
diff --git a/src/mips/full-codegen-mips.cc b/src/mips/full-codegen-mips.cc
index ef421aa2476e98141779bc78b33f201329498733..0648eaf03a4d5484690ced0bb205860ab9f8f491 100644
--- a/src/mips/full-codegen-mips.cc
+++ b/src/mips/full-codegen-mips.cc
@@ -1516,10 +1516,10 @@ void FullCodeGenerator::VisitObjectLiteral(ObjectLiteral* expr) {
         }
         break;
       case ObjectLiteral::Property::GETTER:
-        accessor_table.find(key)->second->getter = value;
+        accessor_table.lookup(key)->second->getter = value;
         break;
       case ObjectLiteral::Property::SETTER:
-        accessor_table.find(key)->second->setter = value;
+        accessor_table.lookup(key)->second->setter = value;
         break;
     }
   }