Revert of Send a TrackedPreference incident when registry pref validation fails.

components/user_prefs/tracked/tracked_preference_validation_delegate.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 COMPONENTS_USER_PREFS_TRACKED_TRACKED_PREFERENCE_VALIDATION_DELEGATE_H_
 #define COMPONENTS_USER_PREFS_TRACKED_TRACKED_PREFERENCE_VALIDATION_DELEGATE_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 10 matching lines @@
  public:
   virtual ~TrackedPreferenceValidationDelegate() {}
 
   // Notifies observes of the result (|value_state|) of checking the atomic
   // |value| (which may be NULL) at |pref_path|. |is_personal| indicates whether
   // or not the value may contain personal information.
   virtual void OnAtomicPreferenceValidation(
       const std::string& pref_path,
       const base::Value* value,
       PrefHashStoreTransaction::ValueState value_state,
-      PrefHashStoreTransaction::ValueState external_validation_value_state,
       bool is_personal) = 0;
 
   // Notifies observes of the result (|value_state|) of checking the split
   // |dict_value| (which may be NULL) at |pref_path|. |is_personal| indicates
   // whether or not the value may contain personal information.
   virtual void OnSplitPreferenceValidation(
       const std::string& pref_path,
       const base::DictionaryValue* dict_value,
       const std::vector<std::string>& invalid_keys,
       PrefHashStoreTransaction::ValueState value_state,
-      PrefHashStoreTransaction::ValueState external_validation_value_state,
       bool is_personal) = 0;
 };
 
 #endif  // COMPONENTS_USER_PREFS_TRACKED_TRACKED_PREFERENCE_VALIDATION_DELEGATE_H_