function getPostStream(context){    try    {        var webNav = context.browser.webNavigation;        var descriptor = QI(webNav, CI("nsIWebPageDescriptor")).currentDescriptor;        var entry = QI(descriptor, CI("nsISHEntry"));                if (entry.postData)        {            // Seek to the beginning, or it will probably start reading at the end            var postStream = QI(entry.postData, CI("nsISeekableStream"));            postStream.seek(0, 0);                    return postStream;        }     }     catch (exc)     {     }}
2454	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/2454/e1d42ad3fad63b72826a4e2ed0726866484c9ac3/sourceCache.js/clean/extension/content/firebug/sourceCache.js