Returns the native handle of the wrapped EGL object. This handle can be
cast to the corresponding native type on the native side.
For example, EGLDisplay dpy = (EGLDisplay)handle;
/*
* Based on the algorithm suggested in
* http://developer.android.com/reference/java/lang/Object.html
*/
int result = 17;
result = 31 * result + (int) (mHandle ^ (mHandle >>> 32));
return result;