[clean up] Remove HTMLFormElement::AutocompleteResultError in favor of more specific...

[clean up] Remove HTMLFormElement::AutocompleteResultError in favor of more specific Error reasons
https://bugs.webkit.org/show_bug.cgi?id=106610

Patch by Dan Beam <dbeam@chromium.org> on 2013-01-11
Reviewed by Darin Fisher.

Source/WebCore:

No new tests (none needed).

* html/HTMLFormElement.cpp:
(WebCore::HTMLFormElement::finishRequestAutocomplete): Removed handling of AutocompleteResultError.
* html/HTMLFormElement.h: Removed HTMLFormElement::AutocompleteResultError in favor of more specific errors.

Source/WebKit/chromium:

* public/WebFormElement.h: Removed WebFormElement::AutocompleteResultError in favor of more specific error reasons.
* src/AssertMatchingEnums.cpp: Removed enum value from compile-time asserts.

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@139545 268f45cc-cd09-0410-ab3c-d52691b4dbfc