Support the Clear-Site-Data header on resource requests

content/browser/frame_host/navigation_handle_impl.cc

 // Copyright 2015 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 "content/browser/frame_host/navigation_handle_impl.h"
 
 #include <utility>
 
 #include "base/debug/dump_without_crashing.h"
 #include "base/logging.h"
-#include "content/browser/browsing_data/clear_site_data_throttle.h"
 #include "content/browser/child_process_security_policy_impl.h"
 #include "content/browser/devtools/render_frame_devtools_agent_host.h"
 #include "content/browser/frame_host/frame_tree_node.h"
 #include "content/browser/frame_host/navigator.h"
 #include "content/browser/frame_host/navigator_delegate.h"
 #include "content/browser/service_worker/service_worker_context_wrapper.h"
 #include "content/browser/service_worker/service_worker_navigation_handle.h"
 #include "content/common/frame_messages.h"
 #include "content/common/resource_request_body_impl.h"
 #include "content/common/site_isolation_policy.h"
@@ skipping 706 matching lines @@
   // GetNavigationThrottles is not assigned to throttles_ directly because it
   // would overwrite any throttle previously added with
   // RegisterThrottleForTesting.
   ScopedVector<NavigationThrottle> throttles_to_register =
       GetDelegate()->CreateThrottlesForNavigation(this);
   std::unique_ptr<NavigationThrottle> devtools_throttle =
       RenderFrameDevToolsAgentHost::CreateThrottleForNavigation(this);
   if (devtools_throttle)
     throttles_to_register.push_back(std::move(devtools_throttle));
 
-  std::unique_ptr<NavigationThrottle> clear_site_data_throttle =
-      ClearSiteDataThrottle::CreateThrottleForNavigation(this);
-  if (clear_site_data_throttle)
-    throttles_to_register.push_back(std::move(clear_site_data_throttle));
-
   if (throttles_to_register.size() > 0) {
     throttles_.insert(throttles_.begin(), throttles_to_register.begin(),
                       throttles_to_register.end());
     throttles_to_register.weak_clear();
   }
 }
 
 bool NavigationHandleImpl::WasStartedFromContextMenu() const {
   return started_from_context_menu_;
 }
 
 }  // namespace content