[rfc][icedtea-web] PolicyEditor model refactor

[Omair Majid]

* Andrew Azores <aazores at redhat.com> [2014-05-30 11:27]:
> Eh, sure. weakThis is already around and has valid uses (I think), but I can
> change this to use the direct reference as well. CustomPolicyViewer doesn't
> handle a null parent very well anyway.
> 
> New patch only makes the weakThis -> PolicyEditor.this change.

There are still some weakThis uses around, but you can do that
separately.

Patch looks okay to go in.

Cheers,
Omair

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