Fix Bug 1482247: rtl search icon position (#4308)
Fix Bug 1482247: rtl search icon position (#4308)


Mardak/activity-stream,mozilla/activity-stream,rlr/activity-streams,AdamHillier/activity-stream,mozilla/activity-streams,AdamHillier/activity-stream,rlr/activity-streams,Mardak/activity-stream,mozilla/activity-stream,sarracini/activity-stream,rlr/activity-streams,Mardak/activity-stream,sarracini/activity-stream,mozilla/activity-stream,mozilla/activity-streams,AdamHillier/activity-stream,mozilla/activity-stream,sarracini/activity-stream,AdamHillier/activity-stream,Mardak/activity-stream,rlr/activity-streams,sarracini/activity-stream