Revert 146672 "Add client callbacks to notify of changes of asso..."

Revert 146672 "Add client callbacks to notify of changes of asso..."

> Add client callbacks to notify of changes of associated from controls
> https://bugs.webkit.org/show_bug.cgi?id=110375
> 
> Patch by Dane Wallinga <dgwallinga@chromium.org>; on 2013-03-22
> Reviewed by Ryosuke Niwa.
> 
> Source/WebCore:
> 
> Hook FormAssociatedElement, HTMLFormElement to notify EditorClient of form changes after a page has loaded.
> Will be used to add autofill support for ajax-y webpages. e.g if while filling out a form, new fields
> are dynamically created, autofill can know to re-query the autofill server and keep going.
> https://bugs.webkit.org/show_bug.cgi?id=110375
> 
> * dom/Document.cpp:
> (WebCore::Document::Document):
> (WebCore::Document::didAssociateFormControl):
> (WebCore):
> (WebCore::Document::didAssociateFormControlsTimerFired):
> * dom/Document.h:
> (Document):
> added method didAssociateFormControl, which batches form changes
> and calls out to ChromeClient on a timer.
> * html/FormAssociatedElement.cpp:
> (WebCore::FormAssociatedElement::resetFormOwner):
> (WebCore::FormAssociatedElement::formAttributeChanged):
> (WebCore):
> * html/FormAssociatedElement.h:
> (FormAssociatedElement):
> add calls to Document::didAssociateFormControl when form changes
> * html/HTMLFormElement.cpp:
> (WebCore::HTMLFormElement::insertedInto):
> (WebCore):
> * html/HTMLFormElement.h:
> add call to Document::didAssociateFormControl
> * loader/EmptyClients.h:
> (EmptyChromeClient):
> (WebCore::EmptyChromeClient::didAssociateFormControls):
> (WebCore::EmptyChromeClient::shouldNotifyOnFormChanges):
> * page/ChromeClient.h:
> (ChromeClient):
> add new method didAssociateFormControls
> 
> Source/WebKit/chromium:
> 
> Implement form association methods of ChromeClient
> to inform autofill of form changes after a page has loaded
> 
> * public/WebAutofillClient.h:
> (WebAutofillClient):
> (WebKit::WebAutofillClient::didAssociateInput):
> (WebKit::WebAutofillClient::didAddForm):
> (WebKit::WebAutofillClient::didAssociateFormControls):
> * src/ChromeClientImpl.cpp:
> (WebKit::ChromeClientImpl::didAssociateFormControls):
> (WebKit):
> (WebKit::ChromeClientImpl::shouldNotifyOnFormChanges):
> * src/ChromeClientImpl.h:
> (ChromeClientImpl):

TBR=commit-queue@webkit.org
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=146919

[kareng, 2013-03-26 19:39:49]

Committed patchset #1 manually as r146919.