Make NotificationObserver leaks into LOG(INFO).

chrome/common/notification_service.cc

Index: chrome/common/notification_service.cc
diff --git a/chrome/common/notification_service.cc b/chrome/common/notification_service.cc
index a125e31c2d0905ed3f76e15eb530f357cfaa6f51..f066b8ed23d031390de7b9033aca913eb3b922d1 100644
--- a/chrome/common/notification_service.cc
+++ b/chrome/common/notification_service.cc
@@ -125,7 +125,7 @@ NotificationService::~NotificationService() {
       // This may not be completely fixable -- see
       // http://code.google.com/p/chromium/issues/detail?id=11010 .
       // But any new leaks should be fixed.
-      LOG(WARNING) << observer_counts_[i] << " notification observer(s) leaked"
+      LOG(INFO) << observer_counts_[i] << " notification observer(s) leaked"
           << " of notification type " << i;
     }
   }