Split ExtensionSystem interface from ExtensionSystemImpl implementation, part 1.

chrome/browser/net/chrome_network_delegate.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/net/chrome_network_delegate.h"
 
 #include <stdlib.h>
 
 #include <vector>
 
 #include "base/base_paths.h"
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
 #include "base/path_service.h"
 #include "base/prefs/pref_member.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_split.h"
 #include "base/time/time.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/content_settings/cookie_settings.h"
 #include "chrome/browser/content_settings/tab_specific_content_settings.h"
 #include "chrome/browser/custom_handlers/protocol_handler_registry.h"
 #include "chrome/browser/extensions/api/proxy/proxy_api.h"
 #include "chrome/browser/extensions/api/web_request/web_request_api.h"
 #include "chrome/browser/extensions/event_router_forwarder.h"
-#include "chrome/browser/extensions/extension_system.h"
 #include "chrome/browser/google/google_util.h"
 #include "chrome/browser/net/client_hints.h"
 #include "chrome/browser/net/connect_interceptor.h"
 #include "chrome/browser/net/spdyproxy/data_saving_metrics.h"
 #include "chrome/browser/performance_monitor/performance_monitor.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/task_manager/task_manager.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/render_frame_host.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/resource_request_info.h"
+#include "extensions/browser/extension_system.h"
 #include "extensions/browser/info_map.h"
 #include "extensions/browser/process_manager.h"
 #include "extensions/common/constants.h"
 #include "net/base/host_port_pair.h"
 #include "net/base/net_errors.h"
 #include "net/base/net_log.h"
 #include "net/cookies/canonical_cookie.h"
 #include "net/cookies/cookie_options.h"
 #include "net/http/http_request_headers.h"
 #include "net/http/http_response_headers.h"
@@ skipping 748 matching lines @@
     spdyproxy::DataReductionRequestType data_reduction_type) {
   DCHECK_GE(received_content_length, 0);
   DCHECK_GE(original_content_length, 0);
   StoreAccumulatedContentLength(received_content_length,
                                 original_content_length,
                                 data_reduction_type,
                                 reinterpret_cast<Profile*>(profile_));
   received_content_length_ += received_content_length;
   original_content_length_ += original_content_length;
 }