Add Notification images (Blink + desktop implementation)

third_party/WebKit/public/platform/modules/notifications/notification.mojom

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 module blink.mojom;
 
 // The different types of actions that can be added to a Notification.
 enum NotificationActionType {
   BUTTON,
   TEXT
@@ skipping 40 matching lines @@
   // BCP 47 language tag describing the notification's contents. Optional.
   string? lang;
 
   // Contents of the notification.
   string body;
 
   // Tag of the notification. Notifications sharing both their origin and their
   // tag will replace the first displayed notification.
   string tag;
 
+  // URL of the image which is to be displayed with the notification.
+  string image;

[Peter Beverloo, 2016/08/22 20:11:07]

nit: we need to remove this file, no need to add this.

[johnme, 2016/08/23 14:59:49]

Done, ditto for content/browser/notifications/type_converters* as discussed.

+
   // URL of the icon which is to be displayed with the notification.
   string icon;
 
   // URL of the badge representing the website displaying the notification.
   string badge;
 
   // Vibration pattern for the notification, following the syntax of the
   // Vibration API. https://w3c.github.io/vibration/
   array<uint32> vibration_pattern;
 
@@ skipping 12 matching lines @@
   // being auto-minimized to the notification center (if allowed by platform).
   bool require_interaction = false;
 
   // Developer-provided data associated with the notification, in the form of
   // a serialized string. Must not exceed |kMaximumDeveloperDataBytes| bytes.
   array<int8> data;
 
   // Actions that should be shown as buttons on the notification.
   array<NotificationAction> actions;
 };