[builtins] Migrate Object.getOwnPropertyDescriptor to C++.

src/bootstrapper.cc

Index: src/bootstrapper.cc
diff --git a/src/bootstrapper.cc b/src/bootstrapper.cc
index 835ac7a88f36ae2fd4adaa8a7b39ad9d31b38603..2f9a7c6c2db4f1b456470731c6c017315a1fba23 100644
--- a/src/bootstrapper.cc
+++ b/src/bootstrapper.cc
@@ -1098,6 +1098,8 @@ void Genesis::InitializeGlobal(Handle<JSGlobalObject> global_object,
     Handle<JSFunction> object_freeze = SimpleInstallFunction(
         object_function, "freeze", Builtins::kObjectFreeze, 1, false);
     native_context()->set_object_freeze(*object_freeze);
+    SimpleInstallFunction(object_function, "getOwnPropertyDescriptor",
+                          Builtins::kObjectGetOwnPropertyDescriptor, 2, false);
     SimpleInstallFunction(object_function, "getOwnPropertyNames",
                           Builtins::kObjectGetOwnPropertyNames, 1, false);
     SimpleInstallFunction(object_function, "getOwnPropertySymbols",