Cleanup: Remove unneeded headers from base/ (part 1)

chrome/browser/extensions/extension_updater.cc

 // Copyright (c) 2010 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/extensions/extension_updater.h"
 
 #include <algorithm>
 #include <set>
 
 #include "base/logging.h"
@@ skipping 17 matching lines @@
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/chrome_version_info.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "chrome/common/pref_names.h"
 #include "googleurl/src/gurl.h"
 #include "net/base/escape.h"
 #include "net/base/load_flags.h"
 #include "net/url_request/url_request_status.h"
 
-#if defined(OS_WIN)
-#include "base/registry.h"
-#elif defined(OS_MACOSX)
+#if defined(OS_MACOSX)
 #include "base/sys_string_conversions.h"
 #endif
 
 using base::RandDouble;
 using base::RandInt;
 using base::Time;
 using base::TimeDelta;
 using prefs::kExtensionBlacklistUpdateVersion;
 using prefs::kLastExtensionsUpdateCheck;
 using prefs::kNextExtensionsUpdateCheck;
@@ skipping 786 matching lines @@
     extension_fetcher_.reset(
         URLFetcher::Create(kExtensionFetcherId, url, URLFetcher::GET, this));
     extension_fetcher_->set_request_context(
         Profile::GetDefaultRequestContext());
     extension_fetcher_->set_load_flags(net::LOAD_DO_NOT_SEND_COOKIES |
                                        net::LOAD_DO_NOT_SAVE_COOKIES);
     extension_fetcher_->Start();
     current_extension_fetch_ = ExtensionFetch(id, url, hash, version);
   }
 }