Introduce dedicated enum value for icons from Web Manifests

chrome/browser/favicon/content_favicon_driver_browsertest.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/location.h"
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "base/run_loop.h"
@@ skipping 261 matching lines @@
   std::unique_ptr<TestResourceDispatcherHostDelegate> delegate(
       new TestResourceDispatcherHostDelegate(icon_url));
   content::ResourceDispatcherHost::Get()->SetDelegate(delegate.get());
 
   PendingTaskWaiter waiter(web_contents(), this);
   ui_test_utils::NavigateToURLWithDisposition(
       browser(), url, WindowOpenDisposition::CURRENT_TAB,
       ui_test_utils::BROWSER_TEST_NONE);
   waiter.Wait();
 
+#if defined(OS_ANDROID) || defined(OS_IOS)
   EXPECT_TRUE(delegate->was_requested());
+#else
+  EXPECT_FALSE(delegate->was_requested());
+#endif
 }
 
 // Test that loading a page that contains a Web Manifest without icons and a
 // regular favicon in the HTML reports the icon. The regular icon is initially
 // cached in the Favicon database.
 IN_PROC_BROWSER_TEST_F(ContentFaviconDriverTest,
                        LoadRegularIconDespiteWebManifestWithoutIcons) {
   ASSERT_TRUE(embedded_test_server()->Start());
   GURL url = embedded_test_server()->GetURL(
       "/favicon/page_with_manifest_without_icons.html");
@@ skipping 18 matching lines @@
   {
     PendingTaskWaiter waiter(web_contents(), this);
     ui_test_utils::NavigateToURLWithDisposition(
         browser(), url, WindowOpenDisposition::CURRENT_TAB,
         ui_test_utils::BROWSER_TEST_NONE);
     waiter.Wait();
   }
 
   EXPECT_NE(nullptr, GetFaviconForPageURL(url).bitmap_data);
 }