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 type="text/javascript"><!--
5 window.onload = function () {
6 var canvas = document.getElementById('testCanvas'),
7 context = canvas.getContext('2d');
9 // draw some text
10 context.font = 'bold 40px sans-serif';
11 context.strokeText("Hello world!", 10, 50);
12 };
13 // --></script>
14 </head>
15 <body>
16 <p>You should see only see "Hello world!" below, without any additional
17 line. JavaScript is required.</p>
19 <p><canvas id="testCanvas" width="400" height="300">You need Canvas
20 support.</canvas></p>
22 </body>
23 </html>