Disable/enable echo for enterprise device.

chrome/browser/chromeos/extensions/echo_private_api.h

 // Copyright (c) 2012 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 CHROME_BROWSER_CHROMEOS_EXTENSIONS_ECHO_PRIVATE_API_H_
 #define CHROME_BROWSER_CHROMEOS_EXTENSIONS_ECHO_PRIVATE_API_H_
 
 #include "base/compiler_specific.h"
 #include "chrome/browser/extensions/extension_function.h"
 
@@ skipping 16 matching lines @@
 
  protected:
   virtual ~GetOobeTimestampFunction();
   virtual bool RunImpl() OVERRIDE;
 
  private:
   bool GetOobeTimestampOnFileThread();
   DECLARE_EXTENSION_FUNCTION("echoPrivate.getOobeTimestamp",
                              ECHOPRIVATE_GETOOBETIMESTAMP)
 };
+
+class AllowRedeemOffersFunction : public AsyncExtensionFunction {
+ public:
+  AllowRedeemOffersFunction();
+
+ protected:
+  virtual ~AllowRedeemOffersFunction();
+  virtual bool RunImpl() OVERRIDE;
+
+ private:
+  void AllowRedeemOffersCallback();
+  DECLARE_EXTENSION_FUNCTION("echoPrivate.allowRedeemOffers",
+                             ECHOPRIVATE_ALLOWREDEEMOFFERS)
+};
 #endif  // CHROME_BROWSER_CHROMEOS_EXTENSIONS_ECHO_PRIVATE_API_H_