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

chrome/browser/ui/views/tabs/stacked_tab_strip_layout_unittest.cc

 // Copyright (c) 2012 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/ui/views/tabs/stacked_tab_strip_layout.h"
 
 #include <stddef.h>
 
 #include <string>
 
@@ skipping 116 matching lines @@
     // (tab_size(100) + padding (-10)).
     for (int j = 1; j < view_model_.view_size(); ++j)
       EXPECT_LE(ideal_x(j) - ideal_x(j - 1), max_width - 100);
   }
 
   int ideal_x(int index) const {
     return view_model_.ideal_bounds(index).x();
   }
 
   content::TestBrowserThreadBundle thread_bundle_;
-  scoped_ptr<StackedTabStripLayout> layout_;
+  std::unique_ptr<StackedTabStripLayout> layout_;
   views::ViewModel view_model_;
 
  private:
   views::View view_;
 
   DISALLOW_COPY_AND_ASSIGN(StackedTabStripLayoutTest);
 };
 
 // Random data.
 TEST_F(StackedTabStripLayoutTest, ValidateInitialLayout) {
@@ skipping 409 matching lines @@
     // Location can be honored.
     { { 0, 300, 100, 10, 2, 0, 3, "", "0 2 4 40 130 198 200" }, 40 },
   };
   for (size_t i = 0; i < arraysize(test_data); ++i) {
     CreateLayout(test_data[i].common_data);
     layout_->SetActiveTabLocation(test_data[i].location);
     EXPECT_EQ(test_data[i].common_data.expected_bounds, BoundsString()) <<
         " at " << i;
   }
 }