Cleanup VersionInfo after componentization.

chrome/common/extensions/features/feature_channel.cc

 // Copyright 2013 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/common/extensions/features/feature_channel.h"
 
-using chrome::VersionInfo;
+#include "components/version_info/version_info.h"
 
 namespace {
 
 const version_info::Channel kDefaultChannel = version_info::Channel::STABLE;
 version_info::Channel g_current_channel = kDefaultChannel;
 
 }  // namespace
 
 namespace extensions {
 
@@ skipping 13 matching lines @@
     : original_channel_(version_info::Channel::UNKNOWN) {
   original_channel_ = GetCurrentChannel();
   SetCurrentChannel(channel);
 }
 
 ScopedCurrentChannel::~ScopedCurrentChannel() {
   SetCurrentChannel(original_channel_);
 }
 
 }  // namespace extensions