[BlackBerry] Check if continuous spellchecking is enabled before processing a request
https://bugs.webkit.org/show_bug.cgi?id=107169

Reviewed by Rob Buis.

PR265815
We set this value based on the global settings page. The
spellcheck-on-focus codepath did not hit this, so focusing a
field would not uphold the setting.

Internally reviewed by Mike Fenton and Gen Mak.

* WebKitSupport/DOMSupport.cpp:
(BlackBerry::WebKit::DOMSupport::elementHasContinuousSpellCheckingEnabled):
(DOMSupport):
* WebKitSupport/DOMSupport.h:
* WebKitSupport/InputHandler.cpp:
(BlackBerry::WebKit::InputHandler::spellCheckingRequestProcessed):


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@140161 268f45cc-cd09-0410-ab3c-d52691b4dbfc