Fix up unused includes from chrome/browser/extensions to the rest of chrome/browser.

chrome/browser/extensions/extension_protocols.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/extensions/extension_protocols.h"
 
 #include <algorithm>
 
 #include "base/compiler_specific.h"
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "base/memory/weak_ptr.h"
 #include "base/message_loop.h"
 #include "base/path_service.h"
 #include "base/string_util.h"
 #include "base/stringprintf.h"
 #include "base/threading/thread_restrictions.h"
 #include "base/threading/worker_pool.h"
 #include "build/build_config.h"
 #include "chrome/browser/extensions/extension_info_map.h"
 #include "chrome/browser/extensions/image_loader.h"
-#include "chrome/browser/net/chrome_url_request_context.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/extensions/api/icons/icons_handler.h"
 #include "chrome/common/extensions/background_info.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/extensions/extension_file_util.h"
 #include "chrome/common/extensions/extension_resource.h"
 #include "chrome/common/extensions/manifest_url_handler.h"
 #include "chrome/common/extensions/web_accessible_resources_handler.h"
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/resource_request_info.h"
@@ skipping 428 matching lines @@
                                     send_cors_header);
 }
 
 }  // namespace
 
 net::URLRequestJobFactory::ProtocolHandler* CreateExtensionProtocolHandler(
     bool is_incognito,
     ExtensionInfoMap* extension_info_map) {
   return new ExtensionProtocolHandler(is_incognito, extension_info_map);
 }