Check for WRITE_CONTACTS permission

package com.android.contacts;

import static android.Manifest.permission.WRITE_CONTACTS;

import android.app.Activity;

import android.app.IntentService;

import android.content.ContentProviderOperation;

import com.android.contacts.common.model.RawContactDeltaList;

import com.android.contacts.common.model.RawContactModifier;

import com.android.contacts.common.model.account.AccountWithDataSet;

import com.android.contacts.common.util.PermissionsUtil;

import com.android.contacts.editor.ContactEditorFragment;

import com.android.contacts.util.ContactPhotoUtils;

            Log.d(TAG, "onHandleIntent: could not handle null intent");

            return;

        }

        if (!PermissionsUtil.hasPermission(this, WRITE_CONTACTS)) {

            Log.w(TAG, "No WRITE_CONTACTS permission, unable to write to CP2");

            // TODO: add more specific error string such as "Turn on Contacts

            // permission to update your contacts"

            showToast(R.string.contactSavedErrorToast);

            return;

        }

        // Call an appropriate method. If we're sure it affects how incoming phone calls are

        // handled, then notify the fact to in-call screen.

        String action = intent.getAction();