[EFL][WK2] Add API to inspect a Web Intent

[EFL][WK2] Add API to inspect a Web Intent
https://bugs.webkit.org/show_bug.cgi?id=89749

Patch by Christophe Dumez <christophe.dumez@intel.com> on 2012-07-01
Reviewed by Kenneth Rohde Christiansen.

Add EFL API to inspect a Web Intent and emit a signal
on the view when a new intent request is made.

* PlatformEfl.cmake:
* UIProcess/API/efl/EWebKit2.h:
* UIProcess/API/efl/ewk_intent.cpp: Added.
(_Ewk_Intent):
(ewk_intent_ref):
(ewk_intent_unref):
(ewk_intent_action_get):
(ewk_intent_type_get):
(ewk_intent_service_get):
(ewk_intent_suggestions_get):
(ewk_intent_extra_get):
(ewk_intent_extra_names_get):
(ewk_intent_new):
* UIProcess/API/efl/ewk_intent.h: Added.
* UIProcess/API/efl/ewk_intent_private.h: Copied from Source/WebKit2/UIProcess/API/efl/ewk_view_loader_client.cpp.
* UIProcess/API/efl/ewk_view.cpp:
(ewk_view_intent_request_new):
* UIProcess/API/efl/ewk_view.h:
* UIProcess/API/efl/ewk_view_loader_client.cpp:
(didReceiveIntentForFrame):
(ewk_view_loader_client_attach):
* UIProcess/API/efl/ewk_view_private.h:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@121649 268f45cc-cd09-0410-ab3c-d52691b4dbfc