Move tab functions off Browser into browser_tabstrip and browser_tabrestore.

chrome/browser/ui/browser_tabrestore.h

+// Copyright (c) 2012 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 CHROME_BROWSER_UI_BROWSER_TABRESTORE_H_
+#define CHROME_BROWSER_UI_BROWSER_TABRESTORE_H_
+#pragma once
+
+#include <vector>
+
+#include "chrome/browser/sessions/session_types.h"
+
+class Browser;
+
+namespace content {
+class SessionStorageNamespace;
+class WebContents;
+}
+
+namespace chrome {
+
+// Returns the index to insert a tab at during session restore and startup.
+// |relative_index| gives the index of the url into the number of tabs that
+// are going to be opened. For example, if three urls are passed in on the
+// command line this is invoked three times with the values 0, 1 and 2.
+int GetIndexForInsertionDuringRestore(Browser* browser, int relative_index);
+
+// Add a tab with its session history restored from the SessionRestore
+// system. If select is true, the tab is selected. |tab_index| gives the index
+// to insert the tab at. |selected_navigation| is the index of the
+// TabNavigation in |navigations| to select. If |extension_app_id| is
+// non-empty the tab is an app tab and |extension_app_id| is the id of the
+// extension. If |pin| is true and |tab_index|/ is the last pinned tab, then
+// the newly created tab is pinned. If |from_last_session| is true,
+// |navigations| are from the previous session.
+content::WebContents* AddRestoredTab(
+    Browser* browser,
+    const std::vector<TabNavigation>& navigations,
+    int tab_index,
+    int selected_navigation,
+    const std::string& extension_app_id,
+    bool select,
+    bool pin,
+    bool from_last_session,
+    content::SessionStorageNamespace* storage_namespace);
+
+// Replaces the state of the currently selected tab with the session
+// history restored from the SessionRestore system.
+void ReplaceRestoredTab(
+    Browser* browser,
+    const std::vector<TabNavigation>& navigations,
+    int selected_navigation,
+    bool from_last_session,
+    const std::string& extension_app_id,
+    content::SessionStorageNamespace* session_storage_namespace);
+
+
+}  // namespace chrome
+
+#endif  // CHROME_BROWSER_UI_BROWSER_TABRESTORE_H_