bug 454513 - browser_bug453896.js fails on all SeaMonkey unit test boxes, remove event listeners added by the tests when they aren't needed any more, r=dbaron

docshell/test/browser/browser_bug441169.js

@@ -18,6 +18,7 @@ function test() {
 }
 
 function checkPage() {
+  window.removeEventListener("DOMContentLoaded", checkPage, false);
   
   is(newBrowser.contentDocument.getElementById("test_span"), null, "Error message should not be parsed as HTML, and hence shouldn't include the 'test_span' element.");
   

layout/style/test/browser_bug453896.js

@@ -18,6 +18,7 @@ function test() {
 }
 
 function doTest() {
+  theBrowser.removeEventListener("load", listener, true);
   var fake_window = { ok: ok, SimpleTest: { finish: finish } };
   theBrowser.contentWindow.wrappedJSObject.run(fake_window);
   gBrowser.removeTab(theTab);