Add missing header comment.

Change-Id: Iec0c0c90153560d256b95212b7dcf969edf22143
diff --git a/services/java/com/android/server/wm/InputMonitor.java b/services/java/com/android/server/wm/InputMonitor.java
index 34f3618..b1833c4 100644
--- a/services/java/com/android/server/wm/InputMonitor.java
+++ b/services/java/com/android/server/wm/InputMonitor.java
@@ -1,6 +1,19 @@
-/**
- * 
+/*
+ * Copyright (C) 2010 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.wm;
 
 import android.graphics.Rect;