Request the icon of a Web Notification in the renderer process.

chrome/browser/notifications/notification.h

Index: chrome/browser/notifications/notification.h
diff --git a/chrome/browser/notifications/notification.h b/chrome/browser/notifications/notification.h
index b612595948f1044b036cafcb17fb2e93cb72e405..c2db1f23a2955e8cf0f1349f5b1ab0d65abaa51d 100644
--- a/chrome/browser/notifications/notification.h
+++ b/chrome/browser/notifications/notification.h
@@ -22,18 +22,12 @@ class Image;
 }
 
 // Representation of a notification to be shown to the user.
-// On non-Ash platforms these are rendered as HTML, sometimes described by a
-// data url converted from text + icon data. On Ash they are rendered as
-// formated text and icon data.
 class Notification : public message_center::Notification {
  public:
-  // Initializes a notification with text content. On non-ash platforms, this
-  // creates an HTML representation using a data: URL for display.
   Notification(const GURL& origin_url,
-               const GURL& icon_url,
                const base::string16& title,
                const base::string16& body,
-               blink::WebTextDirection dir,
+               const gfx::Image& icon,
                const base::string16& display_source,
                const base::string16& replace_id,
                NotificationDelegate* delegate);
@@ -60,9 +54,6 @@ class Notification : public message_center::Notification {
   // The origin URL of the script which requested the notification.
   const GURL& origin_url() const { return origin_url_; }
 
-  // A url for the icon to be shown (optional).
-  const GURL& icon_url() const { return icon_url_; }
-
   // A unique identifier used to update (replace) or remove a notification.
   const base::string16& replace_id() const { return replace_id_; }
 
@@ -82,10 +73,6 @@ class Notification : public message_center::Notification {
   // The Origin of the page/worker which created this notification.
   GURL origin_url_;
 
-  // URL for the icon associated with the notification. Requires delegate_
-  // to have a non NULL RenderViewHost.
-  GURL icon_url_;
-
   // The URLs of the button images for a rich notification.
   GURL button_one_icon_url_;
   GURL button_two_icon_url_;