Merge "Check for null drawable during LayerDrawable.jumpToCurrentState()" into nyc-dev

    @Override

    public void jumpToCurrentState() {

        final ChildDrawable[] children = mLayerState.mChildren;

        for (int i = 0, count = mLayerState.mNum; i < count; i++) {

            children[i].mDrawable.jumpToCurrentState();

        final ChildDrawable[] array = mLayerState.mChildren;

        final int N = mLayerState.mNum;

        for (int i = 0; i < N; i++) {

            final Drawable dr = array[i].mDrawable;

            if (dr != null) {

                dr.jumpToCurrentState();

            }

        }

    }