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

chrome/browser/ui/views/ime/input_ime_apitest_nonchromeos.cc

 // Copyright 2016 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/input_ime/input_ime_api_nonchromeos.h"
 #include "chrome/browser/extensions/extension_apitest.h"
 #include "chrome/browser/ui/views/frame/browser_view.h"
 #include "chrome/common/chrome_switches.h"
 #include "ui/aura/window.h"
 #include "ui/aura/window_tree_host.h"
@@ skipping 15 matching lines @@
  private:
   DISALLOW_COPY_AND_ASSIGN(InputImeApiTest);
 };
 
 IN_PROC_BROWSER_TEST_F(InputImeApiTest, CreateWindowTest) {
   // Manipulates the focused text input client because the follow cursor
   // window requires the text input focus.
   BrowserView* browser_view = BrowserView::GetBrowserViewForBrowser(browser());
   ui::InputMethod* input_method =
       browser_view->GetNativeWindow()->GetHost()->GetInputMethod();
-  scoped_ptr<ui::DummyTextInputClient> client(
+  std::unique_ptr<ui::DummyTextInputClient> client(
       new ui::DummyTextInputClient(ui::TEXT_INPUT_TYPE_TEXT));
   input_method->SetFocusedTextInputClient(client.get());
   ExtensionFunction::ScopedUserGestureForTests scoped_user_gesture;
   InputImeActivateFunction::disable_bubble_for_testing_ = true;
 
   ASSERT_TRUE(RunExtensionTest("input_ime_nonchromeos")) << message_;
 
   // Test the input.ime.sendKeyEvents API.
   ASSERT_EQ(client->insert_char_count(), 1);
   ASSERT_EQ(client->last_insert_char(), L'a');
 
   input_method->DetachTextInputClient(client.get());
 }
 
 }  // namespace extensions