[LargeIconService] Adding URL fallback for the server

components/favicon/core/large_icon_service.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/core/large_icon_service.h"
 
 #include <memory>
 
 #include "base/bind.h"
 #include "base/location.h"
@@ skipping 14 matching lines @@
 #include "ui/gfx/codec/png_codec.h"
 #include "ui/gfx/geometry/size.h"
 #include "url/url_canon.h"
 
 namespace favicon {
 namespace {
 
 const char kGoogleServerV2RequestFormat[] =
     "https://t0.gstatic.com/faviconV2?"
     "client=chrome&drop_404_icon=true&size=%d&min_size=%d&max_size=%d&"
-    "fallback_opts=TYPE,SIZE&url=%s";
+    "fallback_opts=TYPE,SIZE,URL&url=%s";
 const int kGoogleServerV2MaxSizeInPixel = 128;
 const int kGoogleServerV2DesiredSizeInPixel = 64;
 
 GURL TrimPageUrlForGoogleServer(const GURL& page_url) {
   if (!page_url.SchemeIsHTTPOrHTTPS() || page_url.HostIsIPAddress())
     return GURL();
 
   url::Replacements<char> replacements;
   replacements.ClearUsername();
   replacements.ClearPassword();
@@ skipping 287 matching lines @@
   // TODO(beaudoin): For now this is just a wrapper around
   //   GetLargestRawFaviconForPageURL. Add the logic required to select the best
   //   possible large icon. Also add logic to fetch-on-demand when the URL of
   //   a large icon is known but its bitmap is not available.
   return favicon_service_->GetLargestRawFaviconForPageURL(
       page_url, large_icon_types_, min_source_size_in_pixel,
       base::Bind(&LargeIconWorker::OnIconLookupComplete, worker), tracker);
 }
 
 }  // namespace favicon