Componentize VersionInfo.

chrome/browser/web_resource/notification_promo.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 "chrome/browser/web_resource/notification_promo.h"
 
 #include <cmath>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 68 matching lines @@
 #endif
 }
 
 // Returns a string suitable for the Promo Server URL 'dist' value.
 const char* ChannelString() {
 #if defined (OS_WIN)
   // GetChannel hits the registry on Windows. See http://crbug.com/70898.
   // TODO(achuith): Move NotificationPromo::PromoServerURL to the blocking pool.
   base::ThreadRestrictions::ScopedAllowIO allow_io;
 #endif
-  const chrome::VersionInfo::Channel channel =
+  const version_info::Channel channel =
       chrome::VersionInfo::GetChannel();
   switch (channel) {
-    case chrome::VersionInfo::CHANNEL_CANARY:
+    case version_info::Channel::CANARY:
       return "canary";
-    case chrome::VersionInfo::CHANNEL_DEV:
+    case version_info::Channel::DEV:
       return "dev";
-    case chrome::VersionInfo::CHANNEL_BETA:
+    case version_info::Channel::BETA:
       return "beta";
-    case chrome::VersionInfo::CHANNEL_STABLE:
+    case version_info::Channel::STABLE:
       return "stable";
     default:
       return "none";
   }
 }
 
 struct PromoMapEntry {
   NotificationPromo::PromoType promo_type;
   const char* promo_type_str;
 };
@@ skipping 372 matching lines @@
   if (group_ < initial_segment_)
     return start_;
   return start_ +
       std::ceil(static_cast<float>(group_ - initial_segment_ + 1) / increment_)
       * time_slice_;
 }
 
 double NotificationPromo::EndTime() const {
   return end_;
 }