Tue, 06 Jan 2015 21:39:09 +0100
Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.
1 <!DOCTYPE html>
2 <html>
3 <head>
4 <script>
6 function tweak() {
7 document.body.offsetTop;
9 var feImage = document.getElementsByTagName("feImage")[0];
10 feImage.setAttribute('filter', 'url(#f1)')
11 document.body.offsetTop;
13 var child = document.createElementNS('http://www.w3.org/2000/svg', 'g')
14 feImage.appendChild(child);
15 }
17 </script>
18 </head>
19 <body onload="tweak()">
20 <svg xmlns="http://www.w3.org/2000/svg">
21 <filter filterUnits="userSpaceOnUse" id="f1">
22 <feImage/>
23 </filter>
24 <rect height="100" width="100"/>
25 </svg>
26 </body>
27 </html>