Move most of the component updater artifacts to update_client.

components/update_client/ping_manager.h

Index: components/update_client/ping_manager.h
diff --git a/components/update_client/ping_manager.h b/components/update_client/ping_manager.h
new file mode 100644
index 0000000000000000000000000000000000000000..df2fa442841267a8ad6905253021ba8c2cd4518c
--- /dev/null
+++ b/components/update_client/ping_manager.h
@@ -0,0 +1,32 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef COMPONENTS_UPDATE_CLIENT_PING_MANAGER_H_
+#define COMPONENTS_UPDATE_CLIENT_PING_MANAGER_H_
+
+#include "base/macros.h"
+
+namespace update_client {
+
+class Configurator;
+struct CrxUpdateItem;
+
+// Provides an event sink for completion events from ComponentUpdateService
+// and sends fire-and-forget pings when handling these events.
+class PingManager {
+ public:
+  explicit PingManager(const Configurator& config);
+  ~PingManager();
+
+  void OnUpdateComplete(const CrxUpdateItem* item);
+
+ private:
+  const Configurator& config_;
+
+  DISALLOW_COPY_AND_ASSIGN(PingManager);
+};
+
+}  // namespace update_client
+
+#endif  // COMPONENTS_UPDATE_CLIENT_PING_MANAGER_H_