Make sure that the browser will always restore settings page instead of sign out page after user si…

chrome/browser/sessions/session_common_utils.h

Index: chrome/browser/sessions/session_common_utils.h
diff --git a/chrome/browser/sessions/session_common_utils.h b/chrome/browser/sessions/session_common_utils.h
index e5eea2385830316023d1e62681453369d3fe66bd..08df1c86338857e0f59f84d2b91377e54214b584 100644
--- a/chrome/browser/sessions/session_common_utils.h
+++ b/chrome/browser/sessions/session_common_utils.h
@@ -5,6 +5,10 @@
 #ifndef CHROME_BROWSER_SESSIONS_SESSION_COMMON_UTILS_H_
 #define CHROME_BROWSER_SESSIONS_SESSION_COMMON_UTILS_H_
 
+namespace sessions {
+struct SessionTab;
+}  // namespace sessions
+
 class GURL;
 
 // Returns whether sessions code should track a URL for restoring in the context
@@ -12,4 +16,9 @@ class GURL;
 // avoid quit or restart loops.
 bool ShouldTrackURLForRestore(const GURL& url);
 
+// Returns the current navigation index from the tab. If current navigation's
+// url is the sign out page and the url of previous one is the setting page,
+// returns the index of previous one.
+int GetNavigationIndexToSelect(const sessions::SessionTab& tab);
+
 #endif  // CHROME_BROWSER_SESSIONS_SESSION_COMMON_UTILS_H_