PreferencesManager

services/preferences/public/cpp/pref_observer_store.cc

 // Copyright 2016 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 "services/preferences/public/cpp/pref_observer_store.h"
 
 #include "base/values.h"
 #include "mojo/common/common_custom_types.mojom.h"
 #include "mojo/public/cpp/bindings/array.h"
 #include "services/service_manager/public/cpp/connector.h"
@@ skipping 73 matching lines @@
   prefs_manager_ptr_->SetPreferences(prefs);
 }
 
 void PrefObserverStore::OnPreferencesChanged(
     const base::DictionaryValue& preferences) {
   for (base::DictionaryValue::Iterator it(preferences); !it.IsAtEnd();
        it.Advance()) {
     if (keys_.find(it.key()) == keys_.end())
       continue;
     // We deliberately call the parent to avoid notifying the server again.
-    ValueMapPrefStore::SetValue(it.key(), it.value().CreateDeepCopy(), 0);
+    if (!initialized_) {
+      ValueMapPrefStore::SetValueSilently(it.key(), it.value().CreateDeepCopy(),
+                                          0);
+    } else {
+      ValueMapPrefStore::SetValue(it.key(), it.value().CreateDeepCopy(), 0);
+    }
   }
 
   if (!initialized_) {
     initialized_ = true;
     NotifyInitializationCompleted();
   }
 }