[Sync] Add passphrase/encryption info to chrome://sync.

chrome/browser/sync/engine/all_status.h

Index: chrome/browser/sync/engine/all_status.h
diff --git a/chrome/browser/sync/engine/all_status.h b/chrome/browser/sync/engine/all_status.h
index a453f1f68bb7a906c1674226f8eaf20d331ae625..dd1461bdc570bfc871d595b73082030552e2b8f6 100644
--- a/chrome/browser/sync/engine/all_status.h
+++ b/chrome/browser/sync/engine/all_status.h
@@ -15,6 +15,7 @@
 #include "base/synchronization/lock.h"
 #include "chrome/browser/sync/engine/syncapi.h"
 #include "chrome/browser/sync/engine/syncer_types.h"
+#include "chrome/browser/sync/syncable/model_type.h"
 
 namespace browser_sync {
 
@@ -46,6 +47,10 @@ class AllStatus : public SyncEngineEventListener {
 
   void IncrementNotificationsReceived();
 
+  void SetEncryptedTypes(const syncable::ModelTypeSet& types);
+  void SetCryptographerReady(bool ready);
+  void SetCryptoHasPendingKeys(bool has_pending_keys);
+
  protected:
   // Examines syncer to calculate syncing and the unsynced count,
   // and returns a Status with new values.