Change copyright to AOSP

This should have been done when the plugin was open sourced. This was
far from ideal as there were some files with AOSP and some with
Ericsson. Contributors to the plugin did not know which copyright to
use.

Change-Id: I042744a32562acfc2f937dee00d6d093937aaf09
diff --git a/src/main/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatConfig.java b/src/main/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatConfig.java
index 9fd659c..03cfd27 100644
--- a/src/main/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatConfig.java
+++ b/src/main/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatConfig.java
@@ -1,4 +1,4 @@
-// Copyright (C) 2013 Ericsson
+// Copyright (C) 2013 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.
diff --git a/src/main/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatDaemon.java b/src/main/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatDaemon.java
index 7a66b0f..3408859 100644
--- a/src/main/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatDaemon.java
+++ b/src/main/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatDaemon.java
@@ -1,4 +1,4 @@
-// Copyright (C) 2013 Ericsson
+// Copyright (C) 2013 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.
diff --git a/src/main/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatEvent.java b/src/main/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatEvent.java
index c834d76..e8103ff 100644
--- a/src/main/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatEvent.java
+++ b/src/main/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatEvent.java
@@ -1,4 +1,4 @@
-// Copyright (C) 2013 Ericsson
+// Copyright (C) 2013 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.
diff --git a/src/main/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatModule.java b/src/main/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatModule.java
index 09f02f4..5f229a5 100644
--- a/src/main/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatModule.java
+++ b/src/main/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatModule.java
@@ -1,4 +1,4 @@
-// Copyright (C) 2013 Ericsson
+// Copyright (C) 2013 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.
diff --git a/src/test/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatConfigTest.java b/src/test/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatConfigTest.java
index e23ec76..0f15a21 100644
--- a/src/test/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatConfigTest.java
+++ b/src/test/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatConfigTest.java
@@ -1,4 +1,4 @@
-// Copyright (C) 2013 Ericsson
+// Copyright (C) 2013 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.
diff --git a/src/test/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatDaemonTest.java b/src/test/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatDaemonTest.java
index 45a2bf8..36a4531 100644
--- a/src/test/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatDaemonTest.java
+++ b/src/test/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatDaemonTest.java
@@ -1,4 +1,4 @@
-// Copyright (C) 2015 Ericsson
+// Copyright (C) 2015 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.
diff --git a/src/test/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatEventTest.java b/src/test/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatEventTest.java
index 591bc7c..e0245c3 100644
--- a/src/test/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatEventTest.java
+++ b/src/test/java/com/ericsson/gerrit/plugins/heartbeat/HeartbeatEventTest.java
@@ -1,4 +1,4 @@
-// Copyright (C) 2013 Ericsson
+// Copyright (C) 2013 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.