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layout/reftests/image-element/canvas-drawing.js@ac0c01689b40

layout/reftests/image-element/canvas-drawing.js

Thu, 15 Jan 2015 15:59:08 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 15 Jan 2015 15:59:08 +0100

branch

TOR_BUG_9701

changeset 10

ac0c01689b40

permissions

-rw-r--r--

Implement a real Private Browsing Mode condition by changing the API/ABI;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

 function createCanvas() {

   var canvas = document.createElement("canvas");

   canvas.setAttribute("width", 100);

   canvas.setAttribute("height", 100);

   var ctx = canvas.getContext("2d");

   ctx.fillStyle = "rgb(200,0,0)";

   ctx.fillRect(10, 10, 55, 50);

   ctx.fillStyle = "rgba(0,0,200,0.5)";

   ctx.fillRect(30, 30, 55, 50);

   return canvas;

 }