PlzNavigate: store POST data in the FrameNavigationEntry

content/common/page_state_serialization.h

 // Copyright 2013 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.
 
 #ifndef CONTENT_COMMON_PAGE_STATE_SERIALIZATION_H_
 #define CONTENT_COMMON_PAGE_STATE_SERIALIZATION_H_
 
 #include <stdint.h>
 
 #include <vector>
 
 #include "base/strings/nullable_string16.h"
 #include "build/build_config.h"
 #include "content/common/content_export.h"
 #include "third_party/WebKit/public/platform/WebHTTPBody.h"
 #include "third_party/WebKit/public/platform/WebHistoryScrollRestorationType.h"
 #include "third_party/WebKit/public/platform/WebReferrerPolicy.h"
 #include "ui/gfx/geometry/point.h"
 #include "ui/gfx/geometry/point_f.h"
 #include "url/gurl.h"
 
 namespace content {
 
+class ResourceRequestBody;
+
 struct CONTENT_EXPORT ExplodedHttpBodyElement {
   blink::WebHTTPBody::Element::Type type;
   std::string data;
   base::NullableString16 file_path;
   GURL filesystem_url;
   int64_t file_start;
   int64_t file_length;
   double file_modification_time;
   std::string blob_uuid;
 
@@ skipping 47 matching lines @@
 
   ExplodedPageState();
   ~ExplodedPageState();
 };
 
 CONTENT_EXPORT bool DecodePageState(const std::string& encoded,
                                     ExplodedPageState* exploded);
 CONTENT_EXPORT bool EncodePageState(const ExplodedPageState& exploded,
                                     std::string* encoded);
 
+// This method converts the ExplodedHttpBody into a ResourceRequestBody format.
+// If |exploded| is not null, initializes |http_body| with the data from
+// |exploded|. Returns false otherwise.
+// PlzNavigate: This is used in the browser process when converting the POST
+// data stored in a PageState into a ResourceRequestBody that can be used by
+// the network stack.
+bool GeneratePostData(const ExplodedHttpBody& exploded,
+                      ResourceRequestBody* http_body);
+
 #if defined(OS_ANDROID)
 CONTENT_EXPORT bool DecodePageStateWithDeviceScaleFactorForTesting(
     const std::string& encoded,
     float device_scale_factor,
     ExplodedPageState* exploded);
 #endif
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_PAGE_STATE_SERIALIZATION_H_