[Webkit-unassigned] [Bug 114817] New: Remove obsolete macros from libpng

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=114817

           Summary: Remove obsolete macros from libpng
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Unspecified
        OS/Version: Unspecified
            Status: UNCONFIRMED
          Severity: Normal
          Priority: P2
         Component: New Bugs
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: agarcia at igalia.com
                CC: mrobinson at webkit.org


PNGImageEncoder.cpp uses png_voidp_NULL and png_error_ptr_NULL, which no longer exist in libpng 1.4.

>From the changelog:

 b. We removed the typecasted NULL definitions such as

          #define png_voidp_NULL    (png_voidp)NULL

    If you used these in your application, just use NULL instead.

http://www.libpng.org/pub/png/src/libpng-1.2.x-to-1.4.x-summary.txt

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