Change pending unload and beforeunload counts to store the listeners in a single data structure that can be quickly iterated for dispatch.

WebCore:

2009-04-17  Timothy Hatcher  <timothy@apple.com>

        Change pending unload and beforeunload counts to store the listeners
        in a single data structure that can be quickly iterated for dispatch.

        <rdar://problem/6383352&6383379&6383940>

        Reviewed by Darin Adler.

        * WebCore.base.exp: Change what symbols are exported.
        * loader/FrameLoader.cpp:
        (WebCore::FrameLoader::stopLoading): Remove count updating code
        and move an if inside a block already checking m_frame->document().
        * page/Chrome.cpp: Remove disableSuddenTermination/enableSuddenTermination.
        * page/Chrome.h: Ditto.
        * page/ChromeClient.h: Ditto.
        * page/DOMWindow.cpp:
        (WebCore::pendingUnloadEventListenerMap): Create a static map.
        (WebCore::pendingBeforeUnloadEventListenerMap): Ditto.
        (WebCore::addPendingEventListener): Add the event listener to the map.
        (WebCore::removePendingEventListener): Remove the event listener from the map.
        (WebCore::removePendingEventListeners): Remove all listeners for the window.
        (WebCore::dispatchWindowEventToListeners): Dispatch the event to the given listeners.
        (WebCore::DOMWindow::dispatchAllPendingBeforeUnloadEvents): Send the beforeunload event.
        (WebCore::DOMWindow::pendingUnloadEventListeners): Return a count of pending listeners.
        (WebCore::DOMWindow::dispatchAllPendingUnloadEvents): Send the unload event.
        (WebCore::DOMWindow::~DOMWindow): Remove the window from both event listener maps.
        (WebCore::DOMWindow::addEventListener): Call addPendingEventListener when needed.
        (WebCore::DOMWindow::removeEventListener): Call removePendingEventListener when needed.
        (WebCore::DOMWindow::removeAllEventListeners): Call removePendingEventListeners.
        (WebCore::DOMWindow::removeInlineEventListenerForType): Call removePendingEventListener when needed.
        * page/DOMWindow.h:
        (WebCore::DOMWindow::frame): Changed to be const.
        * page/EventHandler.cpp:
        (WebCore::EventHandler::EventHandler): Remove count tracking code.
        * page/EventHandler.h: Ditto.
        * page/Page.cpp:
        (WebCore::Page::Page): Ditto.
        * page/Page.h: Ditto.

WebKit/mac:

2009-04-17  Timothy Hatcher  <timothy@apple.com>

        Change how sudden termination works with WebView teardown.

        <rdar://problem/6383352&6383379&6383940>

        Reviewed by Darin Adler.

        * WebCoreSupport/WebChromeClient.h: Remove disableSuddenTermination/enableSuddenTermination.
        * WebCoreSupport/WebChromeClient.mm: Ditto.
        * WebView/WebFrame.mm:
        (-[WebFrame _pendingFrameUnloadEventCount]): Ask the DOMWindow.
        * WebView/WebView.mm:
        (+[WebView canCloseAllWebViews]): Call DOMWindow::dispatchAllPendingBeforeUnloadEvents.
        (+[WebView closeAllWebViews]): Call DOMWindow::dispatchAllPendingUnloadEvents and
        call close on all the WebViews.
        (-[WebView _closeWithFastTeardown]): Remove code for unload event dispatch.
        (-[WebView _close]): Correct a comment.
        (+[WebView _applicationWillTerminate]): Call closeAllWebViews.
        * WebView/WebViewPrivate.h: Add canCloseAllWebViews and closeAllWebViews.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@42725 268f45cc-cd09-0410-ab3c-d52691b4dbfc