Support custom icon in search result.

chrome/browser/chromeos/launcher_search_provider/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 "chrome/browser/chromeos/launcher_search_provider/service.h"
 
 #include "base/memory/scoped_vector.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/chromeos/launcher_search_provider/service_factory.h"
 #include "chrome/browser/ui/app_list/search/launcher_search/launcher_search_provider.h"
@@ skipping 116 matching lines @@
     search_results.push_back(search_result);
   }
   provider_->SetSearchResults(extension->id(), search_results.Pass());
 }
 
 bool Service::IsQueryRunning() const {
   return is_query_running_;
 }
 
 std::set<ExtensionId> Service::GetListenerExtensionIds() {
+  // TODO(yawano): Cache this result for optimization.

[satorux1, 2015/04/22 01:44:53]

also add a link to crbug.com?

[yawano, 2015/04/22 12:23:47]

Done.

   std::set<ExtensionId> extension_ids;
 
   const ExtensionSet& extension_set = extension_registry_->enabled_extensions();
   for (scoped_refptr<const extensions::Extension> extension : extension_set) {
     const extensions::PermissionsData* permission_data =
         extension->permissions_data();
     const bool has_permission = permission_data->HasAPIPermission(
         extensions::APIPermission::kLauncherSearchProvider);
     if (has_permission)
       extension_ids.insert(extension->id());
   }
 
   return extension_ids;
 }
 
 }  // namespace launcher_search_provider
 }  // namespace chromeos