Remove unused method PrefService::ReloadPersistentPrefs().

base/prefs/pref_service.cc

 // 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.
 
 #include "base/prefs/pref_service.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/files/file_path.h"
@@ skipping 69 matching lines @@
   } else {
     // Guarantee that initialization happens after this function returned.
     base::MessageLoop::current()->PostTask(
         FROM_HERE,
         base::Bind(&PersistentPrefStore::ReadPrefsAsync,
                    user_pref_store_.get(),
                    new ReadErrorHandler(read_error_callback_)));
   }
 }
 
-bool PrefService::ReloadPersistentPrefs() {
-  return user_pref_store_->ReadPrefs() ==
-             PersistentPrefStore::PREF_READ_ERROR_NONE;
-}
-
 void PrefService::CommitPendingWrite() {
   DCHECK(CalledOnValidThread());
   user_pref_store_->CommitPendingWrite();
 }
 
 bool PrefService::GetBoolean(const char* path) const {
   DCHECK(CalledOnValidThread());
 
   bool result = false;
 
@@ skipping 477 matching lines @@
       DCHECK(found_value->IsType(default_type));
       return found_value;
     } else {
       // Every registered preference has at least a default value.
       NOTREACHED() << "no valid value found for registered pref " << path;
     }
   }
 
   return NULL;
 }