suppress user/password dialog when re-enabling sync

chrome/browser/sync/sync_prefs.h

Index: chrome/browser/sync/sync_prefs.h
diff --git a/chrome/browser/sync/sync_prefs.h b/chrome/browser/sync/sync_prefs.h
index b6bdfc111caf653fdddc8c60f4e0e49fa7605bae..ab8697eb4e904a42511f9ea5f2cb95a33e3167e4 100644
--- a/chrome/browser/sync/sync_prefs.h
+++ b/chrome/browser/sync/sync_prefs.h
@@ -98,6 +98,9 @@ class SyncPrefs : public base::SupportsWeakPtr<SyncPrefs>,
   std::string GetEncryptionBootstrapToken() const;
   void SetEncryptionBootstrapToken(const std::string& token);
 
+  std::string GetSpareBootstrapToken() const;

[Nicolas Zea, 2012/04/03 21:00:33]

Comment that this bootstrap token is used only when setting up sync for the
first time (and comment above that the encryptionbootstraptoken is used for
restarts once already syncing)

[kochi, 2012/04/03 22:45:43]

Done.

+  void SetSpareBootstrapToken(const std::string& token);
+
   // InvalidationVersionTracker implementation.
   virtual sync_notifier::InvalidationVersionMap
       GetAllMaxVersions() const OVERRIDE;