Recorder: Actually display share notification

* Stopping the foreground service and passing true
  also takes down the share notification we just
  created
* Pass "false" instead

Test:
Start and stop recording
Quickly pull down the status bar to see the share notification

Before: Notification is removed without interaction
After: Notification stays
Change-Id: I4b4b57c0677cb43c7ce6d84c3b7dc80b1a317bc6