MD User Manager: Creates new browser window for last active profile if one is not available

chrome/browser/profiles/profile_manager.h

Index: chrome/browser/profiles/profile_manager.h
diff --git a/chrome/browser/profiles/profile_manager.h b/chrome/browser/profiles/profile_manager.h
index ed8c787a0f7013e2dfebe428f6144f205532acfe..0ac157efaf91201686107469802fd609c6723c28 100644
--- a/chrome/browser/profiles/profile_manager.h
+++ b/chrome/browser/profiles/profile_manager.h
@@ -59,6 +59,10 @@ class ProfileManager : public base::NonThreadSafe,
   // will be used to open new browser windows.
   static Profile* GetLastUsedProfileAllowedByPolicy();
 
+  // Helper function that returns true if incognito mode is forced for |profile|
+  // (normal mode is not available for browsing).
+  static bool IncognitoModeForced(Profile* profile);
+
   // Same as instance method but provides the default user_data_dir as well.
   static std::vector<Profile*> GetLastOpenedProfiles();