remove unused imports

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

@@ -56,15 +56,7 @@ export class ContactsPage implements OnInit {
     private http: HttpClient,
     public ThemeService: ThemeService
   ) 
-  { 
-    this.headers = new HttpHeaders();
-    this.headers = this.headers.set('Access-Control-Allow-Origin' , '*');
-    this.headers = this.headers.set('Access-Control-Allow-Methods', 'POST, GET, OPTIONS, PUT');
-    this.headers = this.headers.set('Accept','application/json');
-    this.headers = this.headers.set('content-type','application/json');
-        
-    
-  }
+  { }
 
   ngOnInit() {
     this.loadUsers();
@@ -72,23 +64,7 @@ export class ContactsPage implements OnInit {
   }
 
   loadUsers(){
-    this.options = { 
-      headers: this.headers,
-    };
-    /* this.http.get('https://randomuser.me/api/?results=100', this.options)
-    .subscribe(res => {
-      this.users = res['results'].sort((a,b) => {
-        if(a.name.first < b.name.first){
-          return -1;
-        }
-        if(a.name.first > b.name.first){
-          return 1;
-        }
-        return 0;
-      });
-      
-      
-    }); */
+
     this.users = this.contacts.sort((a,b) => {
       if(a.first < b.first){
         return -1;
@@ -101,17 +77,7 @@ export class ContactsPage implements OnInit {
   }
 
   separateLetter(record, recordIndex, records){
-    /* if(recordIndex == 0){
-      return record.name.first[0];
-    }
 
-    let first_prev = records[recordIndex - 1].name.first[0];
-    let first_current = record.name.first[0];
-
-    if(first_prev != first_current){
-      return first_current;
-    }
-    return null; */
     if(recordIndex == 0){
       return record.first[0];
     }