Remove the BlackBerry files outside WebCore

Remove the BlackBerry files outside WebCore
https://bugs.webkit.org/show_bug.cgi?id=126715

Patch by Benjamin Poulain <bpoulain@apple.com> on 2014-01-09
Reviewed by Anders Carlsson.

.:

* ManualTests/blackberry: Removed.
* Source/cmake/OptionsBlackBerry.cmake: Removed.

Source/JavaScriptCore:

* PlatformBlackBerry.cmake: Removed.
* runtime/GCActivityCallbackBlackBerry.cpp: Removed.
* shell/PlatformBlackBerry.cmake: Removed.

Tools:

* DumpRenderTree/blackberry: Removed.

LayoutTests:

* platform/blackberry: Removed.

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@161659 268f45cc-cd09-0410-ab3c-d52691b4dbfc