Reviewed by Kenneth Rohde Christiansen.

        [Qt] [WK2] create an initial implementation of the context menu handling for WebKit 2
        https://bugs.webkit.org/show_bug.cgi?id=51825

        Implement contextMenuItemVector() for Qt, this method is used in WebKit 2 to get the
        platform independent menu informations.

        * platform/qt/ContextMenuQt.cpp:
        (WebCore::contextMenuItemVector):
2011-01-04  Benjamin Poulain  <benjamin.poulain@nokia.com>

        Reviewed by Kenneth Rohde Christiansen.

        [Qt] [WK2] create an initial implementation of the context menu handling for WebKit 2
        https://bugs.webkit.org/show_bug.cgi?id=51825

        Implement the necessary methods to get a basic context menu working for Qt.

        Only 4 basic WebAction have been added on the UIProcess side: back, forward, stop and reload.

        * UIProcess/API/qt/qgraphicswkview.cpp:
        (QGraphicsWKView::QGraphicsWKView):
        (QGraphicsWKView::showContextMenu):
        (QGraphicsWKViewPrivate::QGraphicsWKViewPrivate):
        * UIProcess/API/qt/qgraphicswkview.h:
        * UIProcess/API/qt/qwkpage.cpp:
        (QWKPagePrivate::createContextMenuProxy):
        * UIProcess/API/qt/qwkpage.h:
        * UIProcess/qt/WebContextMenuProxyQt.cpp:
        (WebKit::webActionForContextMenuAction):
        (WebKit::WebContextMenuProxyQt::WebContextMenuProxyQt):
        (WebKit::WebContextMenuProxyQt::create):
        (WebKit::WebContextMenuProxyQt::showContextMenu):
        (WebKit::WebContextMenuProxyQt::hideContextMenu):
        (WebKit::WebContextMenuProxyQt::createContextMenu):
        * UIProcess/qt/WebContextMenuProxyQt.h:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@74964 268f45cc-cd09-0410-ab3c-d52691b4dbfc