Convert //chrome/browser/extensions from scoped_ptr to std::unique_ptr

chrome/browser/extensions/api/settings_private/settings_private_delegate.cc

 // Copyright 2015 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 "chrome/browser/extensions/api/settings_private/settings_private_delegate.h"
 
 #include <utility>
 
 #include "base/values.h"
 #include "chrome/browser/browser_process.h"
@@ skipping 13 matching lines @@
 namespace settings_private = api::settings_private;
 
 SettingsPrivateDelegate::SettingsPrivateDelegate(Profile* profile)
     : profile_(profile) {
   prefs_util_.reset(new PrefsUtil(profile));
 }
 
 SettingsPrivateDelegate::~SettingsPrivateDelegate() {
 }
 
-scoped_ptr<base::Value> SettingsPrivateDelegate::GetPref(
+std::unique_ptr<base::Value> SettingsPrivateDelegate::GetPref(
     const std::string& name) {
-  scoped_ptr<api::settings_private::PrefObject> pref =
+  std::unique_ptr<api::settings_private::PrefObject> pref =
       prefs_util_->GetPref(name);
   if (!pref)
     return base::Value::CreateNullValue();
   return pref->ToValue();
 }
 
-scoped_ptr<base::Value> SettingsPrivateDelegate::GetAllPrefs() {
-  scoped_ptr<base::ListValue> prefs(new base::ListValue());
+std::unique_ptr<base::Value> SettingsPrivateDelegate::GetAllPrefs() {
+  std::unique_ptr<base::ListValue> prefs(new base::ListValue());
 
   const TypedPrefMap& keys = prefs_util_->GetWhitelistedKeys();
   for (const auto& it : keys) {
-    scoped_ptr<base::Value> pref = GetPref(it.first);
+    std::unique_ptr<base::Value> pref = GetPref(it.first);
     if (!pref->IsType(base::Value::TYPE_NULL))
       prefs->Append(pref.release());
   }
 
   return std::move(prefs);
 }
 
 PrefsUtil::SetPrefResult SettingsPrivateDelegate::SetPref(
     const std::string& pref_name, const base::Value* value) {
   return prefs_util_->SetPref(pref_name, value);
 }
 
-scoped_ptr<base::Value> SettingsPrivateDelegate::GetDefaultZoomPercent() {
+std::unique_ptr<base::Value> SettingsPrivateDelegate::GetDefaultZoomPercent() {
   double zoom = content::ZoomLevelToZoomFactor(
       profile_->GetZoomLevelPrefs()->GetDefaultZoomLevelPref()) * 100;
-  scoped_ptr<base::Value> value(new base::FundamentalValue(zoom));
+  std::unique_ptr<base::Value> value(new base::FundamentalValue(zoom));
   return value;
 }
 
 PrefsUtil::SetPrefResult SettingsPrivateDelegate::SetDefaultZoomPercent(
     int percent) {
   double zoom_factor = content::ZoomFactorToZoomLevel(percent * 0.01);
   profile_->GetZoomLevelPrefs()->SetDefaultZoomLevelPref(zoom_factor);
   return PrefsUtil::SetPrefResult::SUCCESS;
 }
 
 }  // namespace extensions