Bug 750698 - Add simpler loadUrl method to load page in current tab (r=mfinkle)

mobile/android/base/GeckoApp.java

@@ -3131,6 +3131,10 @@ abstract public class GeckoApp
         }
     }
 
+    public void loadUrl(String url) {
+        loadRequest(url, AwesomeBar.Target.CURRENT_TAB, null, false);
+    }
+
     public void loadUrl(String url, AwesomeBar.Target target) {
         loadRequest(url, target, null, false);
     }