Fix handling of undeletion within the syncer.

chrome/browser/sync/syncable/syncable_id.cc

Index: chrome/browser/sync/syncable/syncable_id.cc
diff --git a/chrome/browser/sync/syncable/syncable_id.cc b/chrome/browser/sync/syncable/syncable_id.cc
index 0db300a478f9ca4db8ef7c4505a0ce3f90a0d62f..1aa2193f0cbc6b59996ec55b8d8a80520925d591 100644
--- a/chrome/browser/sync/syncable/syncable_id.cc
+++ b/chrome/browser/sync/syncable/syncable_id.cc
@@ -28,12 +28,6 @@ FastDump& operator << (FastDump& dump, const syncable::Id& id) {
 
 namespace syncable {
 
-string Id::AsQueryParam() const {
-  if ('s' == s_[0])
-    return s_.c_str() + 1;
-  return "";
-}
-
 string Id::GetServerId() const {
   // Currently root is the string "0". We need to decide on a true value.
   // "" would be convenient here, as the IsRoot call would not be needed.