Make some updates to extension iconography.

extensions/browser/api/management/management_api.cc

 // Copyright (c) 2012 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 "extensions/browser/api/management/management_api.h"
 
 #include <memory>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 144 matching lines @@
   }
 
   const ExtensionIconSet::IconMap& icons =
       IconsInfo::GetIcons(&extension).map();
   if (!icons.empty()) {
     info.icons.reset(new IconInfoList());
     ExtensionIconSet::IconMap::const_iterator icon_iter;
     for (icon_iter = icons.begin(); icon_iter != icons.end(); ++icon_iter) {
       management::IconInfo icon_info;
       icon_info.size = icon_iter->first;
-      GURL url =
-          delegate->GetIconURL(&extension, icon_info.size,
-                               ExtensionIconSet::MATCH_EXACTLY, false, nullptr);
+      GURL url = delegate->GetIconURL(&extension, icon_info.size,
+                                      ExtensionIconSet::MATCH_EXACTLY, false);
       icon_info.url = url.spec();
       info.icons->push_back(std::move(icon_info));
     }
   }
 
   const std::set<std::string> perms =
       extension.permissions_data()->active_permissions().GetAPIsAsStrings();
   if (!perms.empty()) {
     std::set<std::string>::const_iterator perms_iter;
     for (perms_iter = perms.begin(); perms_iter != perms.end(); ++perms_iter)
@@ skipping 706 matching lines @@
 ManagementAPI::GetFactoryInstance() {
   return g_factory.Pointer();
 }
 
 void ManagementAPI::OnListenerAdded(const EventListenerInfo& details) {
   management_event_router_.reset(new ManagementEventRouter(browser_context_));
   EventRouter::Get(browser_context_)->UnregisterObserver(this);
 }
 
 }  // namespace extensions