Merge pull request #2998 from hieupham007/timob-10993

timob-10993: Fix crashing issue when targetSdkVersion is 11+

android/titanium/src/java/org/appcelerator/titanium/TiBaseActivity.java

@@ -463,6 +463,7 @@ protected void onCreate(Bundle savedInstanceState)
 
 		// create the activity proxy here so that it is accessible from the activity in all cases
 		activityProxy = new ActivityProxy(this);
+
 
 		// Increment the reference count so we correctly clean up when all of our activities have been destroyed
 		KrollRuntime.incrementActivityRefCount();
@@ -730,6 +731,14 @@ public boolean dispatchKeyEvent(KeyEvent event)
 	@Override
 	public boolean onCreateOptionsMenu(Menu menu)
 	{
+		// If targetSdkVersion is set to 11+, Android will invoke this function 
+		// to initialize the menu (since it's part of the action bar). Due
+		// to the fix for Android bug 2373, activityProxy won't be initialized b/c the
+		// activity is expected to restart, so we will ignore it.
+		if (activityProxy == null) {
+			return false;
+		}
+
 		if (menuHelper == null) {
 			menuHelper = new TiMenuSupport(activityProxy);
 		}