bug 490287: localization note fix

toolkit/locales/en-US/chrome/global/videocontrols.dtd

@@ -3,10 +3,9 @@
 <!ENTITY muteButton.muteLabel "Mute">
 <!ENTITY muteButton.unmuteLabel "Unmute">
 
-<!--
-Localization note: the #1 string is the current media position, and the #2
-string is the total duration. For example, when at the 5 minute mark in a 6
-hour long video, #1 would be "5:00" and #2 would be "6:00:00", result string
-would be "5:00 of 6:00:00 elapsed".
+<!-- LOCALIZATION NOTE (scrubberScale.nameFormat): the #1 string is the current
+media position, and the #2 string is the total duration. For example, when at
+the 5 minute mark in a 6 hour long video, #1 would be "5:00" and #2 would be
+"6:00:00", result string would be "5:00 of 6:00:00 elapsed".
 -->
 <!ENTITY scrubberScale.nameFormat "#1 of #2 elapsed">