Implement Object.prototype.hasOwnProperty in generated code.

src/ia32/full-codegen-ia32.cc

Index: src/ia32/full-codegen-ia32.cc
diff --git a/src/ia32/full-codegen-ia32.cc b/src/ia32/full-codegen-ia32.cc
index c0d7e7c6d1492ca683f85e8ca7e0a5e6c5586898..867cd3c0216e62fb4b3ce2778e9fbc5a5f8b25f8 100644
--- a/src/ia32/full-codegen-ia32.cc
+++ b/src/ia32/full-codegen-ia32.cc
@@ -2548,6 +2548,18 @@ void FullCodeGenerator::EmitIsRegExp(ZoneList<Expression*>* args) {
 }
 
 
+void FullCodeGenerator::EmitHasOwnProperty(ZoneList<Expression*>* args) {
+  ASSERT(args->length() == 2);
+
+  VisitForStackValue(args->at(0));
+  VisitForStackValue(args->at(1));
+
+  HasOwnPropertyStub stub;
+  __ CallStub(&stub);
+
+  context()->Plug(eax);
+}
+
 
 void FullCodeGenerator::EmitIsConstructCall(ZoneList<Expression*>* args) {
   ASSERT(args->length() == 0);