Add support for GCM subtypes to desktop Instance ID implementation

components/gcm_driver/gcm_desktop_utils.cc

 // Copyright 2014 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/gcm_driver/gcm_desktop_utils.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/sequenced_task_runner.h"
@@ skipping 45 matching lines @@
     default:
       NOTREACHED();
       return GCMClient::CHANNEL_UNKNOWN;
   }
 }
 
 std::string GetVersion() {
   return version_info::GetVersionNumber();
 }
 
-GCMClient::ChromeBuildInfo GetChromeBuildInfo(version_info::Channel channel) {
+GCMClient::ChromeBuildInfo GetChromeBuildInfo(
+    version_info::Channel channel,
+    const std::string& product_category_for_subtypes) {
   GCMClient::ChromeBuildInfo chrome_build_info;
   chrome_build_info.platform = GetPlatform();
   chrome_build_info.channel = GetChannel(channel);
   chrome_build_info.version = GetVersion();
+  chrome_build_info.product_category_for_subtypes =
+      product_category_for_subtypes;
   return chrome_build_info;
 }
 
 std::string GetChannelStatusRequestUrl(version_info::Channel channel) {
   GURL sync_url(GetSyncServiceURL(*base::CommandLine::ForCurrentProcess(),
                                   channel));
   return sync_url.spec() + kChannelStatusRelativePath;
 }
 
 std::string GetUserAgent(version_info::Channel channel) {
   // TODO(pavely): Fix hardcoded is_tablet value in following call to
   // MakeUserAgentForSync. Current implementation returns iPhone UserAgent for
   // iPad devices.
   return MakeUserAgentForSync(channel, false);
 }
 
 }  // namespace
 
 std::unique_ptr<GCMDriver> CreateGCMDriverDesktop(
     std::unique_ptr<GCMClientFactory> gcm_client_factory,
     PrefService* prefs,
     const base::FilePath& store_path,
     const scoped_refptr<net::URLRequestContextGetter>& request_context,
     version_info::Channel channel,
+    const std::string& product_category_for_subtypes,
     const scoped_refptr<base::SequencedTaskRunner>& ui_task_runner,
     const scoped_refptr<base::SequencedTaskRunner>& io_task_runner,
     const scoped_refptr<base::SequencedTaskRunner>& blocking_task_runner) {
   return std::unique_ptr<GCMDriver>(new GCMDriverDesktop(
-      std::move(gcm_client_factory), GetChromeBuildInfo(channel),
+      std::move(gcm_client_factory),
+      GetChromeBuildInfo(channel, product_category_for_subtypes),
       GetChannelStatusRequestUrl(channel), GetUserAgent(channel), prefs,
       store_path, request_context, ui_task_runner, io_task_runner,
       blocking_task_runner));
 }
 
 }  // namespace gcm