Review #232038 - NullPointerException at javax.swing.text.View.getStartOffset

Please review the bug fix for

https://netbeans.org/bugzilla/show_bug.cgi?id=232038

Description:
NullPointerException may be thrown from the editor in various cases 
mentioned in the bug exception reports.

Solution:
Fix the view implementation in the problematic view factory.

Impact assessment:
Usability, functionality

Risk:
Low

Changeset:
http://hg.netbeans.org/jet-main/rev/84c43c2a47ee

The bugfix was reviewed and is going to be verified...

Thanks,
Mila