An empty collector skeleton for a read barrier-based collector.

Bug: 12687968

Change-Id: Ic2a3a7b9943ca64e7f60f4d6ed552a316ea4a6f3
diff --git a/runtime/gc/collector/concurrent_copying.cc b/runtime/gc/collector/concurrent_copying.cc
new file mode 100644
index 0000000..079eeba
--- /dev/null
+++ b/runtime/gc/collector/concurrent_copying.cc
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "concurrent_copying.h"
+
+namespace art {
+namespace gc {
+namespace collector {
+
+}  // namespace collector
+}  // namespace gc
+}  // namespace art