Reviewed by Eric.
        
        - test case that verifies that <object> containing html is treated
          like <iframe> in various respects
        http://bugzilla.opendarwin.org/show_bug.cgi?id=7125

        * fast/dom/HTMLObjectElement/object-as-frame-expected.txt: Added.
        * fast/dom/HTMLObjectElement/object-as-frame.html: Added.
        
        - updated this test to reflect that the onload event now fires for iframes,
          including ones with empty src
        http://bugzilla.opendarwin.org/show_bug.cgi?id=3609

        * fast/events/event-targets-expected.checksum: Removed.
        * fast/events/event-targets-expected.png: Removed.
        * fast/events/event-targets-expected.txt:
        * fast/events/event-targets.html:

WebCore:

        Reviewed by Eric.

        - fixed "remove frame, renderer and completed flag from ChildFrame, make Frame track these"
        http://bugzilla.opendarwin.org/show_bug.cgi?id=7125
        
        - fixed "onload event never called for iframe element with emtpy or about:blank src"
        http://bugzilla.opendarwin.org/show_bug.cgi?id=3609
        
        * bridge/mac/MacFrame.h:
        * bridge/mac/MacFrame.mm:
        (WebCore::MacFrame::MacFrame): pass along renderer
        (WebCore::MacFrame::nextKeyViewInFrameHierarchy): get owner element in newfangled way
        * bridge/mac/WebCoreFrameBridge.h:
        * bridge/mac/WebCoreFrameBridge.mm:
        (-[WebCoreFrameBridge removeChild:]): don't mess with renderer
        (-[WebCoreFrameBridge init]): call new designated initializer
        (-[WebCoreFrameBridge initWithRenderer:]): new designated initializer
        (-[WebCoreFrameBridge dealloc]): don't mess with renderer
        (-[WebCoreFrameBridge finalize]): ditto
        (-[WebCoreFrameBridge installInFrame:]): ditto
        * page/Frame.cpp:
        (WebCore::FrameList::find): get name from frame not ChildFrame
        (WebCore::Frame::init): take renderer parameter
        (WebCore::Frame::clear): clear m_plugins, not m_objects
        (WebCore::Frame::childBegin): updated comment
        (WebCore::Frame::stop): add check-completed for documentless case here
        (WebCore::Frame::checkCompleted): don't track separate completed flag
        in ChildFrame, use the sub Frame object's own
        (WebCore::Frame::checkEmitLoadEvent): ditto
        (WebCore::Frame::requestFrame): don't store renderer and name in ChildFrame,
        instead pass them along
        (WebCore::Frame::requestObject): ditto above
        (WebCore::Frame::loadPlugin): expect renderer parameter
        (WebCore::Frame::loadSubframe): expect renderer and name parameters
        (WebCore::Frame::slotChildStarted): don't mess with ChildFrame
        (WebCore::Frame::slotChildCompleted): ditto
        (WebCore::Frame::childFrame): don't check m_objects
        (WebCore::Frame::frameExists): fix spacing, remove obsolete check and comment
        (WebCore::Frame::frameNames): get name from frame
        (WebCore::Frame::ownerElement): simplify a lot since the Frame knows its owner
        renderer now
        (WebCore::Frame::ownerRenderer): added
        (WebCore::Frame::canCachePage): check m_plugins not m_objects
        * page/Frame.h:
        * page/FramePrivate.h:
        (WebCore::ChildFrame): Remove constructor, most fields.
        (WebCore::FramePrivate::FramePrivate): Pass ownerRenderer
        * rendering/render_frames.cpp:
        (WebCore::RenderPartObject::updateWidget): Make sure to pass name attr
        to requestObject.

WebKit:

        Reviewed by Eric.

        - fixed "remove frame, renderer and completed flag from ChildFrame, make Frame track these"
        http://bugzilla.opendarwin.org/show_bug.cgi?id=7125
        
        - fixed "onload event never called for iframe element with emtpy or about:blank src"
        http://bugzilla.opendarwin.org/show_bug.cgi?id=3609

        * WebCoreSupport/WebFrameBridge.h:
        * WebCoreSupport/WebFrameBridge.m:
        (-[WebFrameBridge initWithPage:webView:renderer:frameName:view:]): Pass along renderer.
        (-[WebFrameBridge createChildFrameNamed:withURL:referrer:renderPart:allowsScrolling:marginWidth:marginHeight:]): Pass along renderer.
        * WebCoreSupport/WebPageBridge.m:
        (-[WebPageBridge initWithMainFrameName:webView:frameView:]): Pass null for renderer.
        * WebView/WebView.m:
        * WebView/WebViewPrivate.h:



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@12638 268f45cc-cd09-0410-ab3c-d52691b4dbfc