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

chrome/browser/ui/webui/print_preview/sticky_settings.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 "chrome/browser/ui/webui/print_preview/sticky_settings.h"
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/values.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 16 matching lines @@
   printer_app_state_.reset(new std::string(data));
 }
 
 void StickySettings::StoreSavePath(const base::FilePath& path) {
   save_path_.reset(new base::FilePath(path));
 }
 
 void StickySettings::SaveInPrefs(PrefService* prefs) {
   DCHECK(prefs);
   if (prefs) {
-    scoped_ptr<base::DictionaryValue> value(new base::DictionaryValue);
+    std::unique_ptr<base::DictionaryValue> value(new base::DictionaryValue);
     if (save_path_.get())
       value->SetString(printing::kSettingSavePath, save_path_->value());
     if (printer_app_state_.get())
       value->SetString(printing::kSettingAppState,
           *printer_app_state_);
     prefs->Set(prefs::kPrintPreviewStickySettings, *value);
   }
 }
 
 void StickySettings::RestoreFromPrefs(PrefService* prefs) {
@@ skipping 18 matching lines @@
 
 std::string* StickySettings::printer_app_state() {
   return printer_app_state_.get();
 }
 
 base::FilePath* StickySettings::save_path() {
   return save_path_.get();
 }
 
 } // namespace printing