Make notifications icon white

app/src/main/java/app/insti/gcm/MyGcmListenerService.java

@@ -35,7 +35,7 @@ public class MyGcmListenerService extends GcmListenerService {
         Uri defaultSoundUri = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION);
         NotificationCompat.Builder notificationBuilder = new NotificationCompat.Builder(this)
                 //TODO Change the notification icon
-                .setSmallIcon(R.drawable.ic_notifications_black_24dp)
+                .setSmallIcon(R.drawable.ic_notifications_white_24dp)
                 .setContentTitle("GCM Message")
                 .setContentText(message)
                 .setAutoCancel(true)

app/src/main/res/drawable/ic_notifications_white_24dp.xml

+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:viewportWidth="24.0"
+        android:viewportHeight="24.0">
+    <path
+        android:fillColor="#FFFFFFFF"
+        android:pathData="M12,22c1.1,0 2,-0.9 2,-2h-4c0,1.1 0.89,2 2,2zM18,16v-5c0,-3.07 -1.64,-5.64 -4.5,-6.32L13.5,4c0,-0.83 -0.67,-1.5 -1.5,-1.5s-1.5,0.67 -1.5,1.5v0.68C7.63,5.36 6,7.92 6,11v5l-2,2v1h16v-1l-2,-2z"/>
+</vector>

app/src/main/res/menu/main.xml

@@ -3,7 +3,7 @@
     xmlns:app="http://schemas.android.com/apk/res-auto">
     <item
         android:id="@+id/action_notifications"
-        android:icon="@drawable/ic_notifications_black_24dp"
+        android:icon="@drawable/ic_notifications_white_24dp"
         android:orderInCategory="1"
         android:title="Notifications"
         app:showAsAction="always" />