Pull ChildProcessSecurityPolicyImpl out to shared subfolder

content/browser/devtools/protocol/dom_handler.cc

 // Copyright 2014 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/devtools/protocol/dom_handler.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "build/build_config.h"
-#include "content/browser/child_process_security_policy_impl.h"
 #include "content/browser/frame_host/render_frame_host_impl.h"
+#include "content/browser/shared/child_process_security_policy_helper.h"
 
 namespace content {
 namespace devtools {
 namespace dom {
 
 typedef DevToolsProtocolClient::Response Response;
 
 DOMHandler::DOMHandler() : host_(nullptr) {
 }
 
@@ skipping 18 matching lines @@
           base::FilePath(file));
 #endif  // OS_WIN
     }
   }
   return Response::FallThrough();
 }
 
 }  // namespace dom
 }  // namespace devtools
 }  // namespace content