sync: Better iteration in GenericChangeProcessor

sync/internal_api/base_node.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "sync/internal_api/public/base_node.h"
 
 #include <stack>
 
 #include "base/string_number_conversions.h"
 #include "base/utf_string_conversions.h"
@@ skipping 197 matching lines @@
   return IdToMetahandle(GetTransaction()->GetWrappedTrans(), id_string);
 }
 
 int64 BaseNode::GetFirstChildId() const {
   syncable::Id id_string = GetEntry()->GetFirstChildId();
   if (id_string.IsRoot())
     return kInvalidId;
   return IdToMetahandle(GetTransaction()->GetWrappedTrans(), id_string);
 }
 
+void BaseNode::GetChildIds(std::vector<int64>* result) const {
+  GetEntry()->GetChildHandles(result);
+}
+
 int BaseNode::GetTotalNodeCount() const {
   syncable::BaseTransaction* trans = GetTransaction()->GetWrappedTrans();
 
   int count = 1;  // Start with one to include the node itself.
 
   std::stack<int64> stack;
   stack.push(GetFirstChildId());
   while (!stack.empty()) {
     int64 handle = stack.top();
     stack.pop();
@@ skipping 135 matching lines @@
     const sync_pb::EntitySpecifics& specifics) {
   ModelType type = GetModelTypeFromSpecifics(specifics);
   DCHECK_NE(UNSPECIFIED, type);
   if (GetModelType() != UNSPECIFIED) {
     DCHECK_EQ(GetModelType(), type);
   }
   unencrypted_data_.CopyFrom(specifics);
 }
 
 }  // namespace syncer