Reviewed by Harrison.

        <rdar://problem/4766635> Safari should never follow links in editable areas (add a WebKitEditableLinkNeverLive option)

        Adds an EditableLinkNeverLive setting that will make links in editable areas always dead.

        * bridge/mac/WebCoreSettings.mm:
        (-[WebCoreSettings setEditableLinkBehavior:]):
        * html/HTMLAnchorElement.cpp:
        (WebCore::HTMLAnchorElement::defaultEventHandler):
        (WebCore::HTMLAnchorElement::setActive):
        (WebCore::HTMLAnchorElement::isLiveLink):
        * page/FrameView.cpp:
        (WebCore::selectCursor):
        * page/Settings.h:
        (WebCore::Settings::):

WebKit:

        Reviewed by Harrison.

        <rdar://problem/4766635> Safari should never follow links in editable areas (add a WebKitEditableLinkNeverLive option)

        Adds an Open Link, Open Link in New Window and Copy Link to the editing context menu.
        Adds a new WebKitEditableLinkNeverLive preference value that maps to WebCore's EditableLinkNeverLive.

        * DefaultDelegates/WebDefaultContextMenuDelegate.m:
        (-[WebDefaultUIDelegate menuItemWithTag:target:representedObject:]):
        (-[WebDefaultUIDelegate contextMenuItemsForElement:defaultMenuItems:]):
        (-[WebDefaultUIDelegate editingContextMenuItemsForElement:defaultMenuItems:]):
        (-[WebDefaultUIDelegate requestWithURL:includingReferrerFromFrame:]):
        (-[WebDefaultUIDelegate openNewWindowWithURL:element:]):
        (-[WebDefaultUIDelegate openLink:]):
        * English.lproj/Localizable.strings:
        * WebKit.exp:
        * WebView/WebPreferences.m:
        (-[WebPreferences editableLinkBehavior]):
        * WebView/WebPreferencesPrivate.h:
        * WebView/WebUIDelegatePrivate.h:



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@17776 268f45cc-cd09-0410-ab3c-d52691b4dbfc