[Webkit-unassigned] [Bug 31716] New: Cache the validation result of a form control

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=31716

           Summary: Cache the validation result of a form control
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: All
        OS/Version: All
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Forms
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: tkent at chromium.org
            Blocks: 28649


HTMLFormControlElement::isValidFormControlElement() is called on any style
changes.
However isValidFormControlElement() checks all of validity constraints every
time.
We can cache the validation result in HTMLFormControlElement.

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