Add support for response header manipulation in Declarative WebRequest API

chrome/browser/extensions/api/declarative_webrequest/webrequest_rule.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/api/declarative_webrequest/webrequest_rule.h"
 
 #include "base/logging.h"
 #include "chrome/browser/extensions/api/declarative_webrequest/webrequest_action.h"
 #include "chrome/browser/extensions/api/declarative_webrequest/webrequest_condition.h"
 #include "chrome/browser/extensions/api/web_request/web_request_api_helpers.h"
@@ skipping 69 matching lines @@
   int priority = *(rule->priority);
 
   GlobalRuleId rule_id(extension_id, *(rule->id));
   return scoped_ptr<WebRequestRule>(
       new WebRequestRule(rule_id, extension_installation_time,
                          conditions.Pass(), actions.Pass(), priority));
 }
 
 std::list<LinkedPtrEventResponseDelta> WebRequestRule::CreateDeltas(
     net::URLRequest* request,
-    RequestStages request_stage) const {
-  return actions_->CreateDeltas(request, request_stage, id_.first,
-      extension_installation_time_);
+    RequestStages request_stage,
+    const OptionalRequestData& optional_request_data) const {
+  return actions_->CreateDeltas(request, request_stage, optional_request_data,
+      id_.first, extension_installation_time_);
 }
 
 int WebRequestRule::GetMinimumPriority() const {
   return actions_->GetMinimumPriority();
 }
 
 }  // namespace extensions