Add a hardware_class attribute (for HWID, HWQual ID) to the Omaha request.

action.h

 // Copyright (c) 2009 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.
 
 #ifndef CHROMEOS_PLATFORM_UPDATE_ENGINE_ACTION_H__
 #define CHROMEOS_PLATFORM_UPDATE_ENGINE_ACTION_H__
 
 #include <stdio.h>
 #include <tr1/memory>
 #include <iostream>
@@ skipping 107 matching lines @@
 
 // Forward declare a couple classes we use.
 template<typename T>
 class ActionPipe;
 template<typename T>
 class ActionTraits;
 
 template<typename SubClass>
 class Action : public AbstractAction {
  public:
-  virtual ~Action() {
-    LOG(INFO) << "Action died";
-  }
+  virtual ~Action() {}
 
   // Attaches an input pipe to this Action. This is optional; an Action
   // doesn't need to have an input pipe. The input pipe must be of the type
   // of object that this class expects.
   // This is generally called by ActionPipe::Bond()
   void set_in_pipe(
       // this type is a fancy way of saying: a shared_ptr to an
       // ActionPipe<InputObjectType>.
       const std::tr1::shared_ptr<ActionPipe<
           typename ActionTraits<SubClass>::InputObjectType> >&
@@ skipping 55 matching lines @@
       ActionPipe<typename ActionTraits<SubClass>::InputObjectType> >
       in_pipe_;
   std::tr1::shared_ptr<
       ActionPipe<typename ActionTraits<SubClass>::OutputObjectType> >
       out_pipe_;
 };
 
 };  // namespace chromeos_update_engine
 
 #endif  // CHROMEOS_PLATFORM_UPDATE_ENGINE_ACTION_H__