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diff --git a/dom/bindings/test/test_bug742191.html b/dom/bindings/test/test_bug742191.html
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+++ b/dom/bindings/test/test_bug742191.html
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+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=742191
+-->
+<head>
+  <meta charset="utf-8">
+  <title>Test for invalid argument object</title>
+  <script src="/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+</head>
+<body>
+<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=742191">Mozilla Bug 742191</a>
+<p id="display"></p>
+<pre id="test">
+<script type="application/javascript">
+
+/** Test for Bug 742191 **/
+function doTest() {
+  var gotTypeError = false;
+  var ctx = document.createElement("canvas").getContext("2d");
+  try {
+    ctx.drawImage({}, 0, 0);
+  } catch (e) {
+    if (e instanceof TypeError) {
+      gotTypeError = true;
+    }
+  }
+
+  ok(gotTypeError, "passing an invalid argument should cause a type error!");
+}
+doTest();
+</script>
+</pre>
+</body>
+</html>