Bug 621509 - Check for content showing before forwarding keyboard events [r=mfinkle]

mobile/chrome/content/browser.js

@@ -1684,6 +1684,9 @@ function ContentCustomKeySender(container) {
 
 ContentCustomKeySender.prototype = {
   handleEvent: function handleEvent(aEvent) {
+    if (Elements.contentShowing.getAttribute("disabled"))
+      return;
+
     let browser = getBrowser();
     if (browser && browser.getAttribute("remote") == "true") {
       aEvent.stopPropagation();

mobile/chrome/content/browser.xul

@@ -82,7 +82,7 @@
   <script type="application/javascript" src="chrome://browser/content/input.js"/>
 
   <broadcasterset id="broadcasterset">
-    <broadcaster id="bcast_contentShowing"/>
+    <broadcaster id="bcast_contentShowing" disabled="false"/>
     <broadcaster id="bcast_urlbarState" mode="view"/>
   </broadcasterset>