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

chrome/browser/ui/ash/accelerator_commands_browsertest.cc

Index: chrome/browser/ui/ash/accelerator_commands_browsertest.cc
diff --git a/chrome/browser/ui/ash/accelerator_commands_browsertest.cc b/chrome/browser/ui/ash/accelerator_commands_browsertest.cc
index 7bc172e120b9ee6f4da30c8c6086dc81788bdd0a..f2ac0476eb08a1ae9195628039f5f62bb4914b63 100644
--- a/chrome/browser/ui/ash/accelerator_commands_browsertest.cc
+++ b/chrome/browser/ui/ash/accelerator_commands_browsertest.cc
@@ -201,7 +201,7 @@ IN_PROC_BROWSER_TEST_P(AcceleratorCommandsFullscreenBrowserTest,
   views::Widget::InitParams params;
   params.delegate = new MaximizableWidgetDelegate();
   params.ownership = views::Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
-  scoped_ptr<views::Widget> widget(new views::Widget);
+  std::unique_ptr<views::Widget> widget(new views::Widget);
   widget->Init(params);
   widget->Show();