am 372aad9e: am 0d93cfb9: Protect permission dialog from type jack attacks

import android.content.Context;

import android.content.pm.PackageInfo;

import android.content.pm.PackageManager;

import android.text.BidiFormatter;

import android.text.TextPaint;

import android.text.TextUtils;

import java.util.ArrayList;

import java.util.Collections;

import java.util.List;

public final class AppPermissions {

    private static final float MAX_APP_LABEL_LENGTH_PIXELS = 500;

    private static final TextPaint sAppLabelEllipsizePaint = new TextPaint();

    static {

        sAppLabelEllipsizePaint.setAntiAlias(true);

        // Both text size and width are given in absolute pixels, for consistent truncation

        // across devices; this value corresponds to the default 14dip size on an xdhpi device.

        sAppLabelEllipsizePaint.setTextSize(42);

    }

    private final ArrayList<AppPermissionGroup> mGroups = new ArrayList<>();

    private final LinkedHashMap<String, AppPermissionGroup> mNameToGroupMap = new LinkedHashMap<>();

        mContext = context;

        mPackageInfo = packageInfo;

        mFilterPermissions = permissions;

        mAppLabel = packageInfo.applicationInfo.loadLabel(context.getPackageManager());

        mAppLabel = loadEllipsizedAppLabel(context, packageInfo);

        mSortGroups = sortGroups;

        mOnErrorCallback = onErrorCallback;

        loadPermissionGroups();

        }

        return false;

    }

    private static CharSequence loadEllipsizedAppLabel(Context context, PackageInfo packageInfo) {

        String label = packageInfo.applicationInfo.loadLabel(

                context.getPackageManager()).toString();

        String noNewLineLabel = label.replace("\n", " ");

        String ellipsizedLabel = TextUtils.ellipsize(noNewLineLabel, sAppLabelEllipsizePaint,

                MAX_APP_LABEL_LENGTH_PIXELS, TextUtils.TruncateAt.END).toString();

        return BidiFormatter.getInstance().unicodeWrap(ellipsizedLabel);

    }

}