Initial KeySet API.

Previously submitted but reverted due to doc-compilation bug.

Bug: 6967056
Change-Id: I9bd7ef299a4c92c4b327f5b5d7e951f0753b4c8a
diff --git a/services/core/java/com/android/server/pm/KeySetHandle.java b/services/core/java/com/android/server/pm/KeySetHandle.java
new file mode 100644
index 0000000..640feb3
--- /dev/null
+++ b/services/core/java/com/android/server/pm/KeySetHandle.java
@@ -0,0 +1,22 @@
+/*
+ * Copyright 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.
+ */
+
+package com.android.server.pm;
+
+import android.os.Binder;
+
+public class KeySetHandle extends Binder {
+}
\ No newline at end of file