v0.2.47..v0.2.48 changeset UniqueElementIdVisitor.cpp

diff --git a/hoot-core/src/main/cpp/hoot/core/visitors/UniqueElementIdVisitor.cpp b/hoot-core/src/main/cpp/hoot/core/visitors/UniqueElementIdVisitor.cpp
index d4c4963..a611b8f 100644
--- a/hoot-core/src/main/cpp/hoot/core/visitors/UniqueElementIdVisitor.cpp
+++ b/hoot-core/src/main/cpp/hoot/core/visitors/UniqueElementIdVisitor.cpp
@@ -29,6 +29,10 @@
 namespace hoot
 {
 
+UniqueElementIdVisitor::UniqueElementIdVisitor()
+{
+}
+
 void UniqueElementIdVisitor::visit(const ConstElementPtr& e)
 {
   _elements.insert(ElementId(e->getElementType(), e->getId()));