Fix some compiler warnings (miscellaneous)
https://bugs.webkit.org/show_bug.cgi?id=80790

Patch by Rob Buis <rbuis@rim.com> on 2013-05-08
Reviewed by Brent Fulgham.

Get rid of the following warning for BlackBerry:

NavigatorContentUtils.cpp:60:78: warning: comparison of unsigned expression < 0 is always false [-Wtype-limits]

by not compiling any of the code to add protocols to the protocol whitelist.

* Modules/navigatorcontentutils/NavigatorContentUtils.cpp:
(WebCore::initProtocolHandlerWhitelist):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@149794 268f45cc-cd09-0410-ab3c-d52691b4dbfc