Called by the container activity in its 
Activity.OnStop so
 that LocalActivityManager can perform the corresponding action on the
 activities it holds.
Syntax
[Android.Runtime.Register("dispatchStop", "()V", "GetDispatchStopHandler")]
public virtual 
void DispatchStop ()
See Also
Remarks
Requirements
Namespace: Android.App
Assembly: Mono.Android (in Mono.Android.dll)
Assembly Versions: 0.0.0.0
Since: Added in API level 1