Fixes that dart2js analyze-all found.

sdk/lib/html/templates/html/dart2js/factoryprovider_TextTrackCue.darttemplate

Index: sdk/lib/html/templates/html/dart2js/factoryprovider_TextTrackCue.darttemplate
diff --git a/sdk/lib/html/templates/html/dart2js/factoryprovider_TextTrackCue.darttemplate b/sdk/lib/html/templates/html/dart2js/factoryprovider_TextTrackCue.darttemplate
index f1e5a8d34b1cc769c39bd2897dd2340886825cda..63cad24fc58b2ea340f6797e17d51377ff8719db 100644
--- a/sdk/lib/html/templates/html/dart2js/factoryprovider_TextTrackCue.darttemplate
+++ b/sdk/lib/html/templates/html/dart2js/factoryprovider_TextTrackCue.darttemplate
@@ -6,20 +6,20 @@ part of html;
 
 class $FACTORYPROVIDER {
   static TextTrackCue createTextTrackCue(
-      String id, num startTime, num endTime, String text,
+      num startTime, num endTime, String text,
       [String settings, bool pauseOnExit]) {
         if (settings == null) {
           return JS('TextTrackCue',
-                    'new TextTrackCue(#,#,#,#)',
-                    id, startTime, endTime, text);
+                    'new TextTrackCue(#,#,#)',
+                    startTime, endTime, text);
         }
         if (pauseOnExit == null) {
           return JS('TextTrackCue',
-                    'new TextTrackCue(#,#,#,#,#)',
-                    id, startTime, endTime, text, settings);
+                    'new TextTrackCue(#,#,#,#)',
+                    startTime, endTime, text, settings);
         }
         return JS('TextTrackCue',
-                  'new TextTrackCue(#,#,#,#,#,#)',
-                  id, startTime, endTime, text, settings, pauseOnExit);
+                  'new TextTrackCue(#,#,#,#,#)',
+                  startTime, endTime, text, settings, pauseOnExit);
   }
 }