Added cache flush on network change to ServiceDiscoveryHostClient

chrome/utility/local_discovery/service_discovery_message_handler.cc

Index: chrome/utility/local_discovery/service_discovery_message_handler.cc
diff --git a/chrome/utility/local_discovery/service_discovery_message_handler.cc b/chrome/utility/local_discovery/service_discovery_message_handler.cc
index f90ab1c1fedde6a04fb6cb13c90962df656096ac..0dec03192d703ea19b30c7abbe74805a8a1ad8aa 100644
--- a/chrome/utility/local_discovery/service_discovery_message_handler.cc
+++ b/chrome/utility/local_discovery/service_discovery_message_handler.cc
@@ -291,7 +291,6 @@ void ServiceDiscoveryMessageHandler::DiscoverServices(uint64 id,
 void ServiceDiscoveryMessageHandler::DestroyWatcher(uint64 id) {
   if (!service_discovery_client_)
     return;
-  DCHECK(ContainsKey(service_watchers_, id));
   service_watchers_.erase(id);
 }
 
@@ -313,7 +312,6 @@ void ServiceDiscoveryMessageHandler::ResolveService(
 void ServiceDiscoveryMessageHandler::DestroyResolver(uint64 id) {
   if (!service_discovery_client_)
     return;
-  DCHECK(ContainsKey(service_resolvers_, id));
   service_resolvers_.erase(id);
 }
 
@@ -336,7 +334,6 @@ void ServiceDiscoveryMessageHandler::ResolveLocalDomain(
 void ServiceDiscoveryMessageHandler::DestroyLocalDomainResolver(uint64 id) {
   if (!service_discovery_client_)
     return;
-  DCHECK(ContainsKey(local_domain_resolvers_, id));
   local_domain_resolvers_.erase(id);
 }