Bug 785520 - Scroll contenteditable elements into view when focused. r=Cwiiis

mobile/android/chrome/content/browser.js

@@ -966,7 +966,9 @@ var BrowserApp = {
       return;
 
     let focused = doc.activeElement;
-    if ((focused instanceof HTMLInputElement && focused.mozIsTextField(false)) || (focused instanceof HTMLTextAreaElement)) {
+    if ((focused instanceof HTMLInputElement && focused.mozIsTextField(false))
+        || (focused instanceof HTMLTextAreaElement)
+        || (focused.isContentEditable)) {
       let tab = BrowserApp.getTabForBrowser(aBrowser);
       let win = aBrowser.contentWindow;