Cleanup: Correctly spell success(ful).

chrome/browser/chromeos/login/enrollment/enterprise_enrollment_helper.h

 // Copyright 2014 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_LOGIN_ENROLLMENT_ENTERPRISE_ENROLLMENT_HELPER_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_ENROLLMENT_ENTERPRISE_ENROLLMENT_HELPER_H_
 
 #include <string>
 
 #include "base/callback_forward.h"
@@ skipping 70 matching lines @@
   // allows tests to substitute in a mock enrollment helper. This function will
   // only be used once.
   static void SetupEnrollmentHelperMock(CreateMockEnrollmentHelper creator);
 
   virtual ~EnterpriseEnrollmentHelper();
 
   // Starts enterprise enrollment using |auth_code|. First tries to exchange the
   // auth code to authentication token, then tries to enroll the device with the
   // received token.
   // If |fetch_additional_token| is true, the helper fetches an additional token
-  // and passes it to the |status_consumer| on successfull enrollment.
+  // and passes it to the |status_consumer| on successful enrollment.
   // EnrollUsingAuthCode can be called only once during this object's lifetime,
   // and only if neither of EnrollUsing* methods was called before.
   virtual void EnrollUsingAuthCode(const std::string& auth_code,
                                    bool fetch_additional_token) = 0;
 
   // Starts enterprise enrollment using |token|.
   // EnrollUsingToken can be called only once during this object's lifetime, and
   // only if neither of EnrollUsing* was called before.
   virtual void EnrollUsingToken(const std::string& token) = 0;
 
@@ skipping 30 matching lines @@
   // If this is not nullptr, then it will be used to create the enrollment
   // helper. |create_mock_enrollment_helper_| needs to outlive this class.
   static CreateMockEnrollmentHelper create_mock_enrollment_helper_;
 
   DISALLOW_COPY_AND_ASSIGN(EnterpriseEnrollmentHelper);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_ENROLLMENT_ENTERPRISE_ENROLLMENT_HELPER_H_