Take 2: sync changes to support encryption

chrome/common/notification_type.h

Index: chrome/common/notification_type.h
diff --git a/chrome/common/notification_type.h b/chrome/common/notification_type.h
index 93145d1e01a04b35d1fd98ec45da9025d8be081e..464f6299a01ff0274a094eb0c41ecaf8565015c0 100644
--- a/chrome/common/notification_type.h
+++ b/chrome/common/notification_type.h
@@ -997,6 +997,17 @@ class NotificationType {
     // operations.
     SESSION_SERVICE_SAVED,
 
+    // The syncer requires a passphrase to decrypt sensitive updates. This
+    // notification is sent when the first sensitive data type is setup by the
+    // user as well as anytime any the passphrase is changed in another synced
+    // client.
+    SYNC_PASSPHRASE_REQUIRED,
+
+    // Sent when the passphrase provided by the user is accepted. After this
+    // notification is sent, updates to sensitive nodes are encrypted using the
+    // accepted passphrase.
+    SYNC_PASSPHRASE_ACCEPTED,
+
     // Cookies -----------------------------------------------------------------
 
     // Sent when a cookie changes. The source is a Profile object, the details