Convert //components/prefs from scoped_ptr to std::unique_ptr

components/prefs/overlay_user_pref_store.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 "components/prefs/overlay_user_pref_store.h"
 
+#include <memory>
 #include <utility>
 
-#include "base/memory/scoped_ptr.h"
+#include "base/memory/ptr_util.h"
 #include "base/values.h"
 
 OverlayUserPrefStore::OverlayUserPrefStore(
     PersistentPrefStore* underlay)
     : underlay_(underlay) {
   underlay_->AddObserver(this);
 }
 
 bool OverlayUserPrefStore::IsSetInOverlay(const std::string& key) const {
   return overlay_.GetValue(key, NULL);
@@ skipping 33 matching lines @@
 
   if (overlay_.GetValue(key, result))
     return true;
 
   // Try to create copy of underlay if the overlay does not contain a value.
   base::Value* underlay_value = NULL;
   if (!underlay_->GetMutableValue(GetUnderlayKey(key), &underlay_value))
     return false;
 
   *result = underlay_value->DeepCopy();
-  overlay_.SetValue(key, make_scoped_ptr(*result));
+  overlay_.SetValue(key, base::WrapUnique(*result));
   return true;
 }
 
 void OverlayUserPrefStore::SetValue(const std::string& key,
-                                    scoped_ptr<base::Value> value,
+                                    std::unique_ptr<base::Value> value,
                                     uint32_t flags) {
   if (!ShallBeStoredInOverlay(key)) {
     underlay_->SetValue(GetUnderlayKey(key), std::move(value), flags);
     return;
   }
 
   if (overlay_.SetValue(key, std::move(value)))
     ReportValueChanged(key, flags);
 }
 
 void OverlayUserPrefStore::SetValueSilently(const std::string& key,
-                                            scoped_ptr<base::Value> value,
+                                            std::unique_ptr<base::Value> value,
                                             uint32_t flags) {
   if (!ShallBeStoredInOverlay(key)) {
     underlay_->SetValueSilently(GetUnderlayKey(key), std::move(value), flags);
     return;
   }
 
   overlay_.SetValue(key, std::move(value));
 }
 
 void OverlayUserPrefStore::RemoveValue(const std::string& key, uint32_t flags) {
@@ skipping 15 matching lines @@
 }
 
 PersistentPrefStore::PrefReadError OverlayUserPrefStore::ReadPrefs() {
   // We do not read intentionally.
   OnInitializationCompleted(true);
   return PersistentPrefStore::PREF_READ_ERROR_NONE;
 }
 
 void OverlayUserPrefStore::ReadPrefsAsync(
     ReadErrorDelegate* error_delegate_raw) {
-  scoped_ptr<ReadErrorDelegate> error_delegate(error_delegate_raw);
+  std::unique_ptr<ReadErrorDelegate> error_delegate(error_delegate_raw);
   // We do not read intentionally.
   OnInitializationCompleted(true);
 }
 
 void OverlayUserPrefStore::CommitPendingWrite() {
   underlay_->CommitPendingWrite();
   // We do not write our content intentionally.
 }
 
 void OverlayUserPrefStore::SchedulePendingLossyWrites() {
@@ skipping 54 matching lines @@
   NamesMap::const_iterator i =
       overlay_to_underlay_names_map_.find(overlay_key);
   return i != overlay_to_underlay_names_map_.end() ? i->second : overlay_key;
 }
 
 bool OverlayUserPrefStore::ShallBeStoredInOverlay(
     const std::string& key) const {
   return overlay_to_underlay_names_map_.find(key) !=
       overlay_to_underlay_names_map_.end();
 }