Improve

src/app/pages/chat/new-group/contacts/contacts.page.ts

@@ -2,6 +2,7 @@ import { HttpClient, HttpHeaders } from '@angular/common/http';
 import { Component, OnInit } from '@angular/core';
 import { ModalController } from '@ionic/angular';
 import { GroupMessagesPage } from '../../group-messages/group-messages.page';
+import { ThemeService } from 'src/app/services/theme.service'
 
 @Component({
   selector: 'app-contacts',
@@ -53,6 +54,7 @@ export class ContactsPage implements OnInit {
   constructor(
     private modalController: ModalController,
     private http: HttpClient,
+    public ThemeService: ThemeService
   ) 
   { 
     this.headers = new HttpHeaders();