Display local signin error without browser and record the path of selected profile in user manager …

chrome/browser/ui/cocoa/profiles/user_manager_mac.h

Index: chrome/browser/ui/cocoa/profiles/user_manager_mac.h
diff --git a/chrome/browser/ui/cocoa/profiles/user_manager_mac.h b/chrome/browser/ui/cocoa/profiles/user_manager_mac.h
index e6b1168052e371bde49f8cc284c07692f9b3ba98..abf3553f3cb32dd70d1c71d29f253026abf5f4f6 100644
--- a/chrome/browser/ui/cocoa/profiles/user_manager_mac.h
+++ b/chrome/browser/ui/cocoa/profiles/user_manager_mac.h
@@ -54,6 +54,11 @@ class UserManagerMac {
                         signin_metrics::Reason reason);
   void CloseReauthDialog();
 
+  void DisplayErrorMessage();
+
+  void SetSigninProfilePath(const base::FilePath& profile_path);
+  base::FilePath GetSigninProfilePath();
+
  private:
   explicit UserManagerMac(Profile* profile);
   virtual ~UserManagerMac();
@@ -65,6 +70,8 @@ class UserManagerMac {
 
   base::Time user_manager_started_showing_;
 
+  base::FilePath signin_profile_path_;
+
   DISALLOW_COPY_AND_ASSIGN(UserManagerMac);
 };