diff -r 000000000000 -r 6474c204b198 browser/base/content/test/general/browser_bug734076.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browser/base/content/test/general/browser_bug734076.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,107 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+function test() {
+  waitForExplicitFinish();
+
+  let tab = gBrowser.selectedTab = gBrowser.addTab();
+  registerCleanupFunction(function () {
+    gBrowser.removeTab(tab);
+  });
+
+  let browser = tab.linkedBrowser;
+  browser.stop(); // stop the about:blank load
+
+  let writeDomainURL = encodeURI("data:text/html,<script>document.write(document.domain);</script>");
+  let tests = [
+    {
+      name: "view background image",
+      url: "http://mochi.test:8888/",
+      go: function (cb) {
+        let contentBody = browser.contentDocument.body;
+        contentBody.style.backgroundImage = "url('" + writeDomainURL + "')";
+        doOnLoad(function () {
+          let domain = browser.contentDocument.body.textContent;
+          is(domain, "", "no domain was inherited for view background image");
+          cb();
+        });
+
+        let contextMenu = initContextMenu(contentBody);
+        contextMenu.viewBGImage();
+      }
+    },
+    {
+      name: "view image",
+      url: "http://mochi.test:8888/",
+      go: function (cb) {
+        doOnLoad(function () {
+          let domain = browser.contentDocument.body.textContent;
+          is(domain, "", "no domain was inherited for view image");
+          cb();
+        });
+
+        let doc = browser.contentDocument;
+        let img = doc.createElement("img");
+        img.setAttribute("src", writeDomainURL);
+        doc.body.appendChild(img);
+
+        let contextMenu = initContextMenu(img);
+        contextMenu.viewMedia();
+      }
+    },
+    {
+      name: "show only this frame",
+      url: "http://mochi.test:8888/",
+      go: function (cb) {
+        doOnLoad(function () {
+          let domain = browser.contentDocument.body.textContent;
+          is(domain, "", "no domain was inherited for 'show only this frame'");
+          cb();
+        });
+
+        let doc = browser.contentDocument;
+        let iframe = doc.createElement("iframe");
+        iframe.setAttribute("src", writeDomainURL);
+        doc.body.appendChild(iframe);
+
+        iframe.addEventListener("load", function onload() {
+          let contextMenu = initContextMenu(iframe.contentDocument.body);
+          contextMenu.showOnlyThisFrame();
+        }, false);
+      }
+    }
+  ];
+
+  function doOnLoad(cb) {
+    browser.addEventListener("load", function onLoad(e) {
+      if (e.target != browser.contentDocument)
+        return;
+      browser.removeEventListener("load", onLoad, true);
+      cb();
+    }, true);
+  }
+
+  function doNext() {
+    let test = tests.shift();
+    if (test) {
+      info("Running test: " + test.name);
+      doOnLoad(function () {
+        test.go(function () {
+          executeSoon(doNext);
+        });
+      });
+      browser.contentDocument.location = test.url;
+    } else {
+      executeSoon(finish);
+    }
+  }
+
+  doNext();
+}
+
+function initContextMenu(aNode) {
+  document.popupNode = aNode;
+  let contentAreaContextMenu = document.getElementById("contentAreaContextMenu");
+  let contextMenu = new nsContextMenu(contentAreaContextMenu);
+  return contextMenu;
+}