Replace scoped_ptr with std::unique_ptr in //ui

ui/base/ime/linux/linux_input_method_context_factory.h

 // Copyright 2013 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.
 
 #ifndef UI_BASE_IME_LINUX_LINUX_INPUT_METHOD_CONTEXT_FACTORY_H_
 #define UI_BASE_IME_LINUX_LINUX_INPUT_METHOD_CONTEXT_FACTORY_H_
 
-#include "base/memory/scoped_ptr.h"
+#include <memory>
+
 #include "ui/base/ime/ui_base_ime_export.h"
 
 namespace ui {
 
 class LinuxInputMethodContext;
 class LinuxInputMethodContextDelegate;
 
 // An interface that lets different Linux platforms override the
 // CreateInputMethodContext function declared here to return native input method
 // contexts.
 class UI_BASE_IME_EXPORT LinuxInputMethodContextFactory {
  public:
   // Returns the current active factory or NULL.
   static const LinuxInputMethodContextFactory* instance();
 
   // Sets the dynamically loaded singleton that creates an input method context.
   // This pointer is not owned, and if this method is called a second time,
   // the first instance is not deleted.
   static void SetInstance(const LinuxInputMethodContextFactory* instance);
 
   virtual ~LinuxInputMethodContextFactory() {}
 
   // Returns a native input method context.
-  virtual scoped_ptr<LinuxInputMethodContext> CreateInputMethodContext(
+  virtual std::unique_ptr<LinuxInputMethodContext> CreateInputMethodContext(
       LinuxInputMethodContextDelegate* delegate,
       bool is_simple) const = 0;
 };
 
 }  // namespace ui
 
 #endif  // UI_BASE_IME_LINUX_LINUX_INPUT_METHOD_CONTEXT_FACTORY_H_