[GCM] Start GCMChannelStatusSyncer when GCM is disabled

chrome/browser/services/gcm/gcm_desktop_utils.cc

Index: chrome/browser/services/gcm/gcm_desktop_utils.cc
diff --git a/chrome/browser/services/gcm/gcm_desktop_utils.cc b/chrome/browser/services/gcm/gcm_desktop_utils.cc
index fa66bb35d361af0afc96583085e6329e147a7ad0..83ee33cb15257fd44579b3d635b5fb373845f90f 100644
--- a/chrome/browser/services/gcm/gcm_desktop_utils.cc
+++ b/chrome/browser/services/gcm/gcm_desktop_utils.cc
@@ -4,6 +4,7 @@
 
 #include "chrome/browser/services/gcm/gcm_desktop_utils.h"
 
+#include "base/command_line.h"
 #include "base/logging.h"
 #include "base/sequenced_task_runner.h"
 #include "base/threading/sequenced_worker_pool.h"
@@ -20,6 +21,8 @@ namespace gcm {
 
 namespace {
 
+const char kChannelStatusRelativePath[] = "/experimentstatus";
+
 GCMClient::ChromePlatform GetPlatform() {
 #if defined(OS_WIN)
   return GCMClient::PLATFORM_WIN;
@@ -72,13 +75,9 @@ GCMClient::ChromeBuildInfo GetChromeBuildInfo() {
 }
 
 std::string GetChannelStatusRequestUrl() {
-  chrome::VersionInfo::Channel channel = chrome::VersionInfo::GetChannel();
-  if (channel == chrome::VersionInfo::CHANNEL_STABLE ||
-      channel == chrome::VersionInfo::CHANNEL_BETA) {
-    return ProfileSyncService::kSyncServerUrl;
-  }
-
-  return ProfileSyncService::kDevServerUrl;
+  GURL sync_url(
+      ProfileSyncService::GetSyncServiceURL(*CommandLine::ForCurrentProcess()));
+  return sync_url.spec() + kChannelStatusRelativePath;
 }
 
 std::string GetUserAgent() {