Partial revert "Add better errors for unresolved attributes, remove unused code"

    }

    /**

     * Retrieve the Drawable for the attribute at <var>index</var>.

     * Retrieve the theme attribute resource identifier for the attribute at

     * <var>index</var>.

     *

     * @param index Index of attribute to retrieve.

     * @param defValue Value to return if the attribute is not defined or not a

     *            resource.

     * @return Theme attribute resource identifier, or defValue if not defined.

     * @hide

     */

    public int getThemeAttributeId(int index, int defValue) {

        if (mRecycled) {

            throw new RuntimeException("Cannot make calls to a recycled instance!");

        }

        index *= AssetManager.STYLE_NUM_ENTRIES;

        final int[] data = mData;

        if (data[index + AssetManager.STYLE_TYPE] == TypedValue.TYPE_ATTRIBUTE) {

            return data[index + AssetManager.STYLE_DATA];

        }

        return defValue;

    }

    /**

     * Retrieve the Drawable for the attribute at <var>index</var>.  This

     * gets the resource ID of the selected attribute, and uses

     * {@link Resources#getDrawable Resources.getDrawable} of the owning

     * Resources object to retrieve its Drawable.

     *

     * @param index Index of attribute to retrieve.

     *