Revert 221619 "Initial chrome.mdns API."

trunk/src/extensions/common/event_filtering_info.cc

Index: trunk/src/extensions/common/event_filtering_info.cc
===================================================================
--- trunk/src/extensions/common/event_filtering_info.cc	(revision 221667)
+++ trunk/src/extensions/common/event_filtering_info.cc	(working copy)
@@ -38,15 +38,11 @@
 
   if (has_instance_id_)
     result->SetInteger("instanceId", instance_id_);
-
-  if (!service_type_.empty())
-    result->SetString("serviceType", service_type_);
-
   return result.PassAs<base::Value>();
 }
 
 bool EventFilteringInfo::IsEmpty() const {
-  return !has_url_ && service_type_.empty();
+  return !has_url_;
 }
 
 }  // namespace extensions