没有找到类“android.support.v4.view.GridViewPager”

I'm trying to put together a wearable app and I keep encountering the error Didn't find class "android.support.v4.view.GridViewPager". I'm also using android studio 1.0, and I can't find where to add a java build path. Here's what I have:I'm trying to put together a wearable app and I