Fix crash when starting Settings -> Display -> Font size

import android.os.Bundle;

import android.support.v4.view.ViewPager;

import android.support.v4.view.ViewPager.OnPageChangeListener;

import android.text.TextUtils;

import android.view.LayoutInflater;

import android.view.View;

import android.view.View.OnClickListener;

import com.android.settings.widget.DotsPageIndicator;

import com.android.settings.widget.LabeledSeekBar;

import java.util.Locale;

/**

 * Preference fragment shows a preview and a seek bar to adjust a specific settings.

 */

            seekBar.setEnabled(false);

        }

        final Context context = getPrefContext();

        final Context context = getContext();

        final Configuration origConfig = context.getResources().getConfiguration();

        final boolean isLayoutRtl = origConfig.getLayoutDirection() == View.LAYOUT_DIRECTION_RTL;

        Configuration[] configurations = new Configuration[mEntries.length];