Alarm: wakes up statsd and notifies the subscribers.

Test: manually tested it.
Change-Id: Id796a68976aeb1611183023ba4e9c6a8b8c44bb8
diff --git a/cmds/statsd/src/HashableDimensionKey.h b/cmds/statsd/src/HashableDimensionKey.h
index 89fe317..5d016e9 100644
--- a/cmds/statsd/src/HashableDimensionKey.h
+++ b/cmds/statsd/src/HashableDimensionKey.h
@@ -40,7 +40,7 @@
         mValues = values;
     }
 
-    HashableDimensionKey(){};
+    HashableDimensionKey() {};
 
     HashableDimensionKey(const HashableDimensionKey& that) : mValues(that.getValues()){};