Revert "Fix a ton of compiler warnings."

chrome/browser/command_updater.h

Index: chrome/browser/command_updater.h
diff --git a/chrome/browser/command_updater.h b/chrome/browser/command_updater.h
index 9e2afcb80226ba8ed703f5710caca4d37d5b8764..3a6b7ca85d9e9fef7195ebc78b870d0e810526f7 100644
--- a/chrome/browser/command_updater.h
+++ b/chrome/browser/command_updater.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Copyright (c) 2006-2008 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.
 
@@ -24,8 +24,6 @@ class CommandUpdater {
    public:
     // Perform the action associated with the command with the specified ID.
     virtual void ExecuteCommand(int id) = 0;
-   protected:
-    ~CommandUpdaterDelegate() {}
   };
 
   // Create a CommandUpdater with a CommandUpdaterDelegate to handle execution
@@ -52,8 +50,6 @@ class CommandUpdater {
     // Notifies the observer that the enabled state has changed for the
     // specified command id.
     virtual void EnabledStateChangedForCommand(int id, bool enabled) = 0;
-   protected:
-    ~CommandObserver() {}
   };
 
   // Adds an observer to the state of a particular command. If the command does