Break up common_custom_types.mojom.

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"
 
 PrefObserverStore::PrefObserverStore(
     prefs::mojom::PreferencesManagerPtr prefs_manager_ptr)
     : prefs_binding_(this),
       prefs_manager_ptr_(std::move(prefs_manager_ptr)),
       initialized_(false) {}
 
 void PrefObserverStore::Init(const std::set<std::string>& keys) {
@@ skipping 73 matching lines @@
       continue;
     // We deliberately call the parent to avoid notifying the server again.
     ValueMapPrefStore::SetValue(it.key(), it.value().CreateDeepCopy(), 0);
   }
 
   if (!initialized_) {
     initialized_ = true;
     NotifyInitializationCompleted();
   }
 }