Add base namespace to more values in sync and elsewhere.

chromeos/network/shill_property_handler.cc

Index: chromeos/network/shill_property_handler.cc
diff --git a/chromeos/network/shill_property_handler.cc b/chromeos/network/shill_property_handler.cc
index e739822365274e40d30ac63d12c3761660c377dc..43483b828a364cf5fc7eeb869c6d4a5c17cb170e 100644
--- a/chromeos/network/shill_property_handler.cc
+++ b/chromeos/network/shill_property_handler.cc
@@ -282,7 +282,7 @@ bool ShillPropertyHandler::ManagerPropertyChanged(const std::string& key,
       UpdateObserved(ManagedState::MANAGED_TYPE_NETWORK, *vlist);
     }
   } else if (key == flimflam::kDevicesProperty) {
-    const ListValue* vlist = GetListValue(key, value);
+    const base::ListValue* vlist = GetListValue(key, value);
     if (vlist) {
       listener_->UpdateManagedList(ManagedState::MANAGED_TYPE_DEVICE, *vlist);
       UpdateObserved(ManagedState::MANAGED_TYPE_DEVICE, *vlist);