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-rw-r--r--image/test/crashtests/ownerdiscard.html49
1 files changed, 49 insertions, 0 deletions
diff --git a/image/test/crashtests/ownerdiscard.html b/image/test/crashtests/ownerdiscard.html
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index 000000000..8d4a619fc
--- /dev/null
+++ b/image/test/crashtests/ownerdiscard.html
@@ -0,0 +1,49 @@
+<!DOCTYPE html>
+<html class="reftest-wait">
+<body>
+ <div id=tCF0>
+ <img id=victim src=ie.png>
+ <iframe src=discardframe.htm></iframe>
+ </div>
+ <script>
+ const Ci = SpecialPowers.Ci;
+ const Cc = SpecialPowers.Cc;
+
+ function ImageDecoderObserverStub()
+ {
+ this.sizeAvailable = function sizeAvailable(aRequest) {}
+ this.frameComplete = function frameComplete(aRequest) {}
+ this.decodeComplete = function decodeComplete(aRequest) {}
+ this.loadComplete = function loadComplete(aRequest) {}
+ this.frameUpdate = function frameUpdate(aRequest) {}
+ this.discard = function discard(aRequest) {}
+ this.isAnimated = function isAnimated(aRequest) {}
+ }
+ var img = document.getElementById('victim');
+ var observer = new ImageDecoderObserverStub();
+ observer.discard = function() {
+ cleanupAndFinish();
+ }
+ observer = SpecialPowers.wrapCallbackObject(observer);
+ var gObserver = Cc["@mozilla.org/image/tools;1"].getService(Ci.imgITools)
+ .createScriptedObserver(observer);
+ var imgLoadingContent =
+ SpecialPowers.wrap(img).QueryInterface(Ci.nsIImageLoadingContent);
+ imgLoadingContent.addObserver(gObserver);
+ function initCF() {
+ setTimeout(function() { document.adoptNode(tCF0); }, 0);
+ }
+ document.addEventListener("DOMContentLoaded", initCF, false);
+
+ function cleanupAndFinish() {
+ imgLoadingContent.removeObserver(gObserver);
+ setTimeout("document.documentElement.className = '';", 0);
+ }
+ function loadhandler() {
+ setTimeout("cleanupAndFinish();", 30000);
+ }
+ window.addEventListener("load", function() {
+ SpecialPowers.pushPrefEnv({"set":[["min_discard_timeout_ms", 1]]}, loadhandler)}, false);
+ </script>
+</body>
+</html>