Re-write many calls to WrapUnique() with MakeUnique()

ui/base/ime/linux/fake_input_method_context_factory.cc

 // 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.
 
 #include "ui/base/ime/linux/fake_input_method_context_factory.h"
 
 #include "base/memory/ptr_util.h"
 #include "ui/base/ime/linux/fake_input_method_context.h"
 
 namespace ui {
 
 FakeInputMethodContextFactory::FakeInputMethodContextFactory() {}
 
 std::unique_ptr<LinuxInputMethodContext>
 FakeInputMethodContextFactory::CreateInputMethodContext(
     LinuxInputMethodContextDelegate* /* delegate */,
     bool is_simple) const {
-  return base::WrapUnique(new FakeInputMethodContext());
+  return base::MakeUnique<FakeInputMethodContext>();
 }
 
 }  // namespace ui