Fixing renderer's access to a file from HTTP POST (after a xsite transfer).

content/common/resource_request_body.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/common/resource_request_body.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "content/common/page_state_serialization.h"
 
 using blink::WebHTTPBody;
@@ skipping 30 matching lines @@
 void ResourceRequestBody::AppendFileSystemFileRange(
     const GURL& url,
     uint64_t offset,
     uint64_t length,
     const base::Time& expected_modification_time) {
   elements_.push_back(Element());
   elements_.back().SetToFileSystemUrlRange(url, offset, length,
                                            expected_modification_time);
 }
 
+std::vector<base::FilePath> ResourceRequestBody::GetReferencedFiles() const {
+  std::vector<base::FilePath> result;
+  for (const auto& element : *elements()) {
+    if (element.type() == Element::TYPE_FILE)
+      result.push_back(element.path());
+  }
+  return result;
+}
+
 ResourceRequestBody::~ResourceRequestBody() {
 }
 
 }  // namespace content