Replace scoped_ptr with std::unique_ptr in //ui

ui/app_list/cocoa/apps_grid_controller_unittest.mm

 // 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 <stddef.h>
 
 #include "base/mac/foundation_util.h"
 #include "base/mac/scoped_nsobject.h"
 #include "base/macros.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 111 matching lines @@
     [owned_apps_grid_controller_ setDelegate:NULL];
 
     owned_delegate_->ReplaceTestModel(item_count);
     [owned_apps_grid_controller_ setDelegate:owned_delegate_.get()];
   }
 
   AppListTestModel* model() { return owned_delegate_->GetTestModel(); }
 
  private:
   base::scoped_nsobject<AppsGridController> owned_apps_grid_controller_;
-  scoped_ptr<AppListTestViewDelegate> owned_delegate_;
+  std::unique_ptr<AppListTestViewDelegate> owned_delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(AppsGridControllerTest);
 };
 
 class AppListItemWithMenu : public AppListItem {
  public:
   explicit AppListItemWithMenu(const std::string& id)
       : AppListItem(id),
         menu_model_(NULL),
         menu_ready_(true) {
@@ skipping 827 matching lines @@
   // Test that a button being held down with the left button does not also show
   // a context menu.
   [GetItemViewAt(0) highlight:YES];
   EXPECT_FALSE([page menuForEvent:mouse_at_cell_0]);
   [GetItemViewAt(0) highlight:NO];
   EXPECT_TRUE([page menuForEvent:mouse_at_cell_0]);
 }
 
 }  // namespace test
 }  // namespace app_list