[shill] add flimflam DebugTags methods

They are ignored for now in shill, but should probably be implemented soon. The
debug daemon needs them to ask flimflam to start debugging.

BUG=chromium-os:26091
TEST=build

Change-Id: Ia16c411e5b4f6d34212b154a40fab2b8d3f88f62
Signed-off-by: Elly Jones <ellyjones@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/15590
diff --git a/manager_dbus_adaptor.h b/manager_dbus_adaptor.h
index d67128e..9020429 100644
--- a/manager_dbus_adaptor.h
+++ b/manager_dbus_adaptor.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
+// Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -81,6 +81,10 @@
   std::string GetServiceOrder(::DBus::Error &error);
   void SetServiceOrder(const std::string &, ::DBus::Error &error);
 
+  std::string GetDebugTags(::DBus::Error &error);
+  void SetDebugTags(const std::string &tags, ::DBus::Error &error);
+  std::string ListDebugTags(::DBus::Error &error);
+
  private:
   Manager *manager_;
   DISALLOW_COPY_AND_ASSIGN(ManagerDBusAdaptor);