Upstream iOS web code.

ios/web/public/load_committed_details.h

Index: ios/web/public/load_committed_details.h
diff --git a/ios/web/public/load_committed_details.h b/ios/web/public/load_committed_details.h
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+// 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.
+
+#ifndef IOS_WEB_PUBLIC_WEB_LOAD_COMMITTED_DETAILS_H_
+#define IOS_WEB_PUBLIC_WEB_LOAD_COMMITTED_DETAILS_H_
+
+#include "url/gurl.h"
+
+namespace web {
+class NavigationItem;
+
+struct LoadCommittedDetails {
+  // By default, the item will be filled according to a new main frame
+  // navigation.
+  LoadCommittedDetails();
+
+  // The committed item. This will be the active item in the controller.
+  web::NavigationItem* item;
+
+  // The index of the previously committed navigation item. This will be -1
+  // if there are no previous items.
+  int previous_item_index;
+
+  // The previous URL that the user was on. This may be empty if none.
+  GURL previous_url;
+
+  // True if the navigation was in-page. This means that the active item's
+  // URL and the |previous_url| are the same except for reference fragments.
+  bool is_in_page;
+};
+
+}  // namespace web
+
+#endif  // IOS_WEB_PUBLIC_WEB_LOAD_COMMITTED_DETAILS_H_