https://bugs.webkit.org/show_bug.cgi?id=43537

Reviewed by Darin Adler.

WebCore:

isValidValue() is useful for browser implementations to propose
form field values without breaking form validity.
No new tests because these functions are not exposed to JavaScript.

* html/HTMLFormControlElement.h:
(WebCore::HTMLTextFormControlElement::):
 Remove virtual valueMissing(), patternMismatch(), and tooLong().
* html/HTMLInputElement.cpp:
(WebCore::isValidColorString): Moved from ValidityState.
(WebCore::isValidEmailAddress): ditto.
(WebCore::HTMLInputElement::isValidValue): Added.
(WebCore::HTMLInputElement::typeMismatch): Add a String parameter.
(WebCore::HTMLInputElement::valueMissing): Add a String parameter.
(WebCore::HTMLInputElement::patternMismatch): Add a String parameter.
(WebCore::HTMLInputElement::tooLong): Add String and NeedsToCheckDirtyFlag parameters.
(WebCore::HTMLInputElement::rangeUnderflow): Add a String parameter.
(WebCore::HTMLInputElement::rangeOverflow): Add a String parameter.
(WebCore::HTMLInputElement::stepMismatch): Add a String parameter.
* html/HTMLInputElement.h:
* html/HTMLTextAreaElement.cpp:
(WebCore::HTMLTextAreaElement::tooLong): Add String and NeedsToCheckDirtyFlag parameters.
(WebCore::HTMLTextAreaElement::isValidValue): Added.
* html/HTMLTextAreaElement.h:
(WebCore::HTMLTextAreaElement::valueMissing):
* html/ValidityState.cpp:
(WebCore::ValidityState::valueMissing): Calls valueMissing() of HTMLInputElement or HTMLTextAreaElement.
(WebCore::ValidityState::typeMismatch): Passes value() to HTMLInputElement::typeMismatch().
(WebCore::ValidityState::patternMismatch): Calls patternMismatch() of HTMLInputElement.
(WebCore::ValidityState::tooLong): Calls valueMissing() of HTMLInputElement or HTMLTextAreaElement.
(WebCore::ValidityState::rangeUnderflow): Passes value() to HTMLInputElement::rangeUnderflow().
(WebCore::ValidityState::rangeOverflow): Passes value() to HTMLInputElement::rangeUnderflow().
(WebCore::ValidityState::stepMismatch): Passes value() to HTMLInputElement::stepMismatch().
* html/ValidityState.h:

WebKit/chromium:

* public/WebInputElement.h:
* src/WebInputElement.cpp:
(WebKit::WebInputElement::isValidValue):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@66357 268f45cc-cd09-0410-ab3c-d52691b4dbfc