Remove the call to nativeAddJavascriptInterface() from BrowserFrame::addJavascriptInterface() as it causes an intermitent crash.
diff --git a/core/java/android/webkit/BrowserFrame.java b/core/java/android/webkit/BrowserFrame.java
index e96ba11..db6b74f 100644
--- a/core/java/android/webkit/BrowserFrame.java
+++ b/core/java/android/webkit/BrowserFrame.java
@@ -455,8 +455,6 @@
             mJSInterfaceMap.remove(interfaceName);
         }
         mJSInterfaceMap.put(interfaceName, obj);
-        nativeAddJavascriptInterface(0, mJSInterfaceMap.get(interfaceName),
-                interfaceName);
     }
 
     /**