Revert 138190

Revert 138190
> Merge 138181
> > Correct missing touch event handler de-registration for nested Documents and DOMWindows
> > https://bugs.webkit.org/show_bug.cgi?id=105384
> > 
> > Reviewed by James Robinson.
> > 
> > Source/WebCore: 
> > 
> > Correcting case by which a nested DOMWindow wouldn't clean up its event handler references
> > on its Document when removeAllEventListeners was called. Also, correctly propagating this
> > from a nested Document to its owner Document.
> > 
> > Updating fast/events/touch/touch-handler-count.html to catch this bug.
> > 
> > * dom/Document.cpp:
> > (WebCore::Document::didRemoveEventTargetNode):
> > * page/DOMWindow.cpp:
> > (WebCore::DOMWindow::removeAllEventListeners):
> > 
> > LayoutTests: 
> > 
> > * fast/events/touch/touch-handler-count-expected.txt:
> > * fast/events/touch/touch-handler-count.html: Adding case of nested DOMWindows with event handlers.
> > 
> 
> TBR=leviw@chromium.org
> Review URL: https://codereview.chromium.org/11635026

TBR=leviw@chromium.org
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=138207