Replace scoped_ptr with std::unique_ptr in //ui

ui/gl/gl_image_shared_memory.h

 // Copyright 2014 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_GL_GL_IMAGE_SHARED_MEMORY_H_
 #define UI_GL_GL_IMAGE_SHARED_MEMORY_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
+#include <memory>
+
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/memory/shared_memory_handle.h"
 #include "ui/gfx/generic_shared_memory_id.h"
 #include "ui/gl/gl_image_memory.h"
 
 namespace base {
 class SharedMemory;
 }
 
 namespace gl {
 
@@ skipping 10 matching lines @@
   // Overridden from GLImage:
   void Destroy(bool have_context) override;
   void OnMemoryDump(base::trace_event::ProcessMemoryDump* pmd,
                     uint64_t process_tracing_id,
                     const std::string& dump_name) override;
 
  protected:
   ~GLImageSharedMemory() override;
 
  private:
-  scoped_ptr<base::SharedMemory> shared_memory_;
+  std::unique_ptr<base::SharedMemory> shared_memory_;
   gfx::GenericSharedMemoryId shared_memory_id_;
 
   DISALLOW_COPY_AND_ASSIGN(GLImageSharedMemory);
 };
 
 }  // namespace gl
 
 #endif  // UI_GL_GL_IMAGE_SHARED_MEMORY_H_