Move chromeos::device_event_log into components.

chromeos/dbus/dbus_thread_manager.cc

Index: chromeos/dbus/dbus_thread_manager.cc
diff --git a/chromeos/dbus/dbus_thread_manager.cc b/chromeos/dbus/dbus_thread_manager.cc
index b75b3b0a43f1add14cf493726475c0077c949e31..9dd0c6fca8417aaab6707e416f42bb35330980e3 100644
--- a/chromeos/dbus/dbus_thread_manager.cc
+++ b/chromeos/dbus/dbus_thread_manager.cc
@@ -51,7 +51,6 @@
 #include "chromeos/dbus/sms_client.h"
 #include "chromeos/dbus/system_clock_client.h"
 #include "chromeos/dbus/update_engine_client.h"
-#include "chromeos/device_event_log.h"
 #include "dbus/bus.h"
 #include "dbus/dbus_statistics.h"
 
@@ -62,7 +61,6 @@ static bool g_using_dbus_thread_manager_for_testing = false;
 
 DBusThreadManager::DBusThreadManager(scoped_ptr<DBusClientBundle> client_bundle)
     : client_bundle_(client_bundle.Pass()) {
-  device_event_log::Initialize(0 /* default max entries */);
   dbus::statistics::Initialize();
 
   if (client_bundle_->IsUsingAnyRealClient()) {
@@ -96,7 +94,6 @@ DBusThreadManager::~DBusThreadManager() {
     dbus_thread_->Stop();
 
   dbus::statistics::Shutdown();
-  device_event_log::Shutdown();
 
   if (!g_dbus_thread_manager)
     return;  // Called form Shutdown() or local test instance.