[ios] Adds BrandedImageProvider and its associated image resources.

ios/public/provider/chrome/browser/images/whats_new_icon.h

Index: ios/public/provider/chrome/browser/images/whats_new_icon.h
diff --git a/ios/public/provider/chrome/browser/images/whats_new_icon.h b/ios/public/provider/chrome/browser/images/whats_new_icon.h
new file mode 100644
index 0000000000000000000000000000000000000000..bd5a471ea7d7fed3236d444f0b707691636caef2
--- /dev/null
+++ b/ios/public/provider/chrome/browser/images/whats_new_icon.h
@@ -0,0 +1,17 @@
+// 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.
+
+#ifndef IOS_PUBLIC_PROVIDER_CHROME_BROWSER_IMAGES_WHATS_NEW_ICON_H_
+#define IOS_PUBLIC_PROVIDER_CHROME_BROWSER_IMAGES_WHATS_NEW_ICON_H_
+
+// Possible icons for the what's new promo.
+enum WhatsNewIcon {
+  WHATS_NEW_INFO = 0,  // A circled 'i'. Default value if no icon is specified
+                       // in promo.
+  WHATS_NEW_LOGO,      // The application's logo.
+  WHATS_NEW_LOGO_ROUNDED_RECTANGLE,  // The application's logo with a rounded
+                                     // corner rectangle surrounding it.
+};
+
+#endif  // IOS_PUBLIC_PROVIDER_CHROME_BROWSER_IMAGES_WHATS_NEW_ICON_H_