I'm not supposed to be working on this, but I didn't feel like doing "real" work.

        * Downloads.subproj/WebBinHexDecoder.h: Added.
        * Downloads.subproj/WebBinHexDecoder.m: Added.
        * WebKit.pbproj/project.pbxproj: Added WebBinHexDecoder.

        * Downloads.subproj/WebDownloadDecoder.h: Added WEB_DOWNLOAD_DECODER_MINIMUM_HEADER_LENGTH.
        * Downloads.subproj/WebDownloadHandler.m:
        (-[WebDownloadHandler closeFile]): Check to be sure we don't close the same file twice.

        * Downloads.subproj/WebMacBinaryDecoder.h: Added _scriptCode.
        * Downloads.subproj/WebMacBinaryDecoder.m:
        (+[WebMacBinaryDecoder canDecodeHeaderData:]): Added check of MacBinary version field.
        (-[WebMacBinaryDecoder decodeData:dataForkData:resourceForkData:]): Added MacBinary III
	part that gets the script code.
        (-[WebMacBinaryDecoder filename]): Use the script code.


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@2577 268f45cc-cd09-0410-ab3c-d52691b4dbfc