Reviewed by Dmitry Titov.

        When a live frame is moved between pages, some plug-in DOM methods cease to function
        https://bugs.webkit.org/show_bug.cgi?id=45770

        * fast/frames/iframe-reparenting-plugins-expected.txt: Added.
        * fast/frames/iframe-reparenting-plugins.html: Added.
        * fast/frames/resources/iframe-reparenting-plugins-iframe-content.html: Added.
        * fast/frames/resources/iframe-reparenting-plugins-new-page.html: Added.
2011-01-06  Jenn Braithwaite  <jennb@chromium.org>

        Reviewed by Dmitry Titov.

        When a live frame is moved between pages, some plug-in DOM methods cease to function
        https://bugs.webkit.org/show_bug.cgi?id=45770

        Test: fast/frames/iframe-reparenting-plugins.html

        * page/Frame.cpp:
        (WebCore::Frame::~Frame):
        (WebCore::Frame::addObserver):
        (WebCore::Frame::removeObserver):
        * page/Frame.h:
        (WebCore::FrameDestructionObserver::~FrameDestructionObserver):
        Added observer to be notified when frame is destroyed.
        * page/Page.cpp:
        (WebCore::Page::~Page):
        (WebCore::Page::refreshPlugins):
        PluginData no longer stores page pointer.
        * plugins/DOMMimeType.cpp:
        (WebCore::DOMMimeType::DOMMimeType):
        (WebCore::DOMMimeType::~DOMMimeType):
        (WebCore::DOMMimeType::enabledPlugin):
        * plugins/DOMMimeType.h:
        (WebCore::DOMMimeType::create):
        (WebCore::DOMMimeType::frameDestroyed):
        Store frame instead of page pointer in DOMMimeType.
        * plugins/DOMMimeTypeArray.cpp:
        (WebCore::DOMMimeTypeArray::item):
        (WebCore::DOMMimeTypeArray::namedItem):
        Provide frame to create DOMMimeType.
        * plugins/DOMPlugin.cpp:
        (WebCore::DOMPlugin::DOMPlugin):
        (WebCore::DOMPlugin::~DOMPlugin):
        (WebCore::DOMPlugin::item):
        (WebCore::DOMPlugin::namedItem):
        * plugins/DOMPlugin.h:
        (WebCore::DOMPlugin::create):
        (WebCore::DOMPlugin::frameDestroyed):
        Store frame instead of page pointer in DOMPlugin.
        * plugins/DOMPluginArray.cpp:
        (WebCore::DOMPluginArray::item):
        (WebCore::DOMPluginArray::namedItem):
        Provide frame to create DOMPlugin.
        * plugins/PluginData.cpp:
        (WebCore::PluginData::PluginData):
        (WebCore::PluginData::initPlugins):
        * plugins/PluginData.h:
        No longer stores a pointer to the page.
        Added page parameter to initPlugins.
        * plugins/PluginDataNone.cpp:
        (WebCore::PluginData::initPlugins):
        * plugins/chromium/PluginDataChromium.cpp:
        (WebCore::PluginData::initPlugins):
        * plugins/gtk/PluginDataGtk.cpp:
        (WebCore::PluginData::initPlugins):
        * plugins/wx/PluginDataWx.cpp:
        (WebCore::PluginData::initPlugins):
        Updated platforms to add (unused) page parameter to initPlugins.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@75217 268f45cc-cd09-0410-ab3c-d52691b4dbfc