Remove minimum and maximum scroll position as they are no
longer required due to changes in ScrollViewBase.
https://bugs.webkit.org/show_bug.cgi?id=87298

Patch by Genevieve Mak <gmak@rim.com> on 2012-05-23
Reviewed by Antonio Gomes.

* WebKitSupport/InRegionScrollableArea.cpp:
(BlackBerry::WebKit::InRegionScrollableArea::InRegionScrollableArea):
* WebKitSupport/InRegionScrollableArea.h:
(InRegionScrollableArea):

git-svn-id: svn://svn.chromium.org/blink/trunk@118233 bbb929c8-8fbe-4397-9dbb-9b2b20218538