Remove BrowserDistribution::Type.

chrome/installer/util/google_chrome_distribution.h

 // 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.
 //
 // This file extends generic BrowserDistribution class to declare Google Chrome
 // specific implementation.
 
 #ifndef CHROME_INSTALLER_UTIL_GOOGLE_CHROME_DISTRIBUTION_H_
 #define CHROME_INSTALLER_UTIL_GOOGLE_CHROME_DISTRIBUTION_H_
 
+#include <memory>
+
 #include "base/strings/string16.h"
 #include "chrome/installer/util/browser_distribution.h"
 
 namespace base {
 class FilePath;
 }
 
 class AppRegistrationData;
 
 class GoogleChromeDistribution : public BrowserDistribution {
@@ skipping 59 matching lines @@
   GoogleChromeDistribution();
 
   explicit GoogleChromeDistribution(
       std::unique_ptr<AppRegistrationData> app_reg_data);
 
  private:
   friend class BrowserDistribution;
 };
 
 #endif  // CHROME_INSTALLER_UTIL_GOOGLE_CHROME_DISTRIBUTION_H_