chromium/content/browser/renderer_host/frame_navigation_entry.h

// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CONTENT_BROWSER_RENDERER_HOST_FRAME_NAVIGATION_ENTRY_H_
#define CONTENT_BROWSER_RENDERER_HOST_FRAME_NAVIGATION_ENTRY_H_

#include <stdint.h>

#include <optional>

#include "base/memory/ref_counted.h"
#include "content/browser/renderer_host/policy_container_host.h"
#include "content/browser/site_instance_impl.h"
#include "content/common/content_export.h"
#include "content/public/common/bindings_policy.h"
#include "content/public/common/referrer.h"
#include "services/network/public/cpp/shared_url_loader_factory.h"
#include "third_party/blink/public/common/page_state/page_state.h"
#include "url/gurl.h"
#include "url/origin.h"

namespace network {
class ResourceRequestBody;
}

namespace content {

// Represents a session history item for a particular frame.  It is matched with
// corresponding FrameTreeNodes using unique name (or by the root position).
// There is a tree of FrameNavigationEntries in each NavigationEntry, one per
// frame.
//
// This class is refcounted and can be shared across multiple NavigationEntries.
// Each RenderFrameHost also keeps a scoped_refptr to its last committed
// FrameNavigationEntry, to accurately track its current state in cases when the
// last committed NavigationEntry may not match (e.g., when missing the
// relevant FrameNavigationEntry or during a history navigation targeting
// multiple frames while only some have committed.)
class CONTENT_EXPORT FrameNavigationEntry
    : public base::RefCounted<FrameNavigationEntry> { … };

}  // namespace content

#endif  // CONTENT_BROWSER_RENDERER_HOST_FRAME_NAVIGATION_ENTRY_H_