[Webkit-unassigned] [Bug 42965] New: CSS: Add fast-path for rgba() color parsing

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=42965

           Summary: CSS: Add fast-path for rgba() color parsing
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: All
        OS/Version: All
            Status: NEW
          Keywords: Performance
          Severity: Normal
          Priority: P2
         Component: CSS
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: andreas.kling at nokia.com
                CC: oliver at apple.com


Currently #HHEEXX, #HEX, rgb() and named colors are supported by the CSSParser::parseColor() fast-path.

We should add support for rgba() colors as well.

Example of a page which spends way too much time parsing rgba() colors:
http://www.mrspeaker.net/dev/parcycle/

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