Make AppRestrictionsHelper leanback-aware

import android.content.res.Resources;

import android.graphics.drawable.Drawable;

import android.os.RemoteException;

import android.os.ServiceManager;

import android.os.UserHandle;

import android.os.UserManager;

import android.text.TextUtils;

    private final UserManager mUserManager;

    private final UserHandle mUser;

    private final boolean mRestrictedProfile;

    private boolean mLeanback;

    HashMap<String,Boolean> mSelectedPackages = new HashMap<>();

    private List<SelectableAppInfo> mVisibleApps;

        return mSelectedPackages.get(packageName);

    }

    public void setLeanback(boolean isLeanback) {

        mLeanback = isLeanback;

    }

    public List<SelectableAppInfo> getVisibleApps() {

        return mVisibleApps;

    }

        // Add launchers

        Intent launcherIntent = new Intent(Intent.ACTION_MAIN);

        if (mLeanback) {

            launcherIntent.addCategory(Intent.CATEGORY_LEANBACK_LAUNCHER);

        } else {

            launcherIntent.addCategory(Intent.CATEGORY_LAUNCHER);

        }

        addSystemApps(mVisibleApps, launcherIntent, excludePackages);

        // Add widgets