Allow high-res bitmaps to be passed in from notifications API.

chrome/common/extensions/api/notifications/notification_style.cc

Index: chrome/common/extensions/api/notifications/notification_style.cc
diff --git a/chrome/common/extensions/api/notifications/notification_style.cc b/chrome/common/extensions/api/notifications/notification_style.cc
new file mode 100644
index 0000000000000000000000000000000000000000..2e8d5b59e146d49db15d64fe41afa21443d344b8
--- /dev/null
+++ b/chrome/common/extensions/api/notifications/notification_style.cc
@@ -0,0 +1,20 @@
+// Copyright 2014 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.
+
+#include "chrome/common/extensions/api/notifications/notification_style.h"
+
+#include "ui/message_center/message_center_style.h"
+
+NotificationBitmapSizes GetNotificationBitmapSizes() {
+  NotificationBitmapSizes sizes;
+  sizes.image_size =
+      gfx::Size(message_center::kNotificationPreferredImageWidth,
+                message_center::kNotificationPreferredImageHeight);
+  sizes.icon_size = gfx::Size(message_center::kNotificationIconSize,
+                              message_center::kNotificationIconSize);
+  sizes.button_icon_size =
+      gfx::Size(message_center::kNotificationButtonIconSize,
+                message_center::kNotificationButtonIconSize);
+  return sizes;
+}