Introduce dedicated enum value for icons from Web Manifests

components/favicon/content/content_favicon_driver.cc

 // Copyright 2015 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 "components/favicon/content/content_favicon_driver.h"
 
 #include "base/bind.h"
 #include "base/memory/ptr_util.h"
 #include "components/favicon/content/favicon_url_util.h"
 #include "components/favicon/core/favicon_service.h"
@@ skipping 13 matching lines @@
 
 namespace favicon {
 namespace {
 
 void ExtractManifestIcons(
     const ContentFaviconDriver::ManifestDownloadCallback& callback,
     const GURL& manifest_url,
     const content::Manifest& manifest) {
   std::vector<FaviconURL> candidates;
   for (const content::Manifest::Icon& icon : manifest.icons) {
-    candidates.emplace_back(icon.src, favicon_base::FAVICON, icon.sizes);
+    candidates.emplace_back(icon.src, favicon_base::WEB_MANIFEST_ICON,
+                            icon.sizes);
   }
   callback.Run(candidates);
 }
 
 }  // namespace
 
 // static
 void ContentFaviconDriver::CreateForWebContents(
     content::WebContents* web_contents,
     FaviconService* favicon_service,
@@ skipping 193 matching lines @@
   // redownloaded.
   GURL url = navigation_handle->GetURL();
   if (url != bypass_cache_page_url_)
     bypass_cache_page_url_ = GURL();
 
   // Get the favicon, either from history or request it from the net.
   FetchFavicon(url);
 }
 
 }  // namespace favicon