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

chrome/browser/ui/cocoa/panels/panel_cocoa_unittest.mm

 // 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.
 
+#import "chrome/browser/ui/cocoa/panels/panel_cocoa.h"
+
 #include <Carbon/Carbon.h>
 #import <Cocoa/Cocoa.h>
 
+#include <memory>
+
 #include "base/command_line.h"
 #include "base/debug/debugger.h"
 #include "base/mac/scoped_nsautorelease_pool.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/strings/sys_string_conversions.h"
 #include "chrome/app/chrome_command_ids.h"  // IDC_*
 #include "chrome/browser/chrome_notification_types.h"
 #import "chrome/browser/ui/cocoa/browser_window_utils.h"
 #import "chrome/browser/ui/cocoa/cocoa_profile_test.h"
-#import "chrome/browser/ui/cocoa/panels/panel_cocoa.h"
 #import "chrome/browser/ui/cocoa/panels/panel_titlebar_view_cocoa.h"
 #import "chrome/browser/ui/cocoa/panels/panel_window_controller_cocoa.h"
 #include "chrome/browser/ui/cocoa/run_loop_testing.h"
 #include "chrome/browser/ui/panels/panel.h"
 #include "chrome/browser/ui/panels/panel_manager.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/test/base/testing_profile.h"
 #include "content/public/test/test_utils.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "testing/gtest_mac.h"
@@ skipping 373 matching lines @@
   EXPECT_NSEQ(frontmostWindow, [native_window->controller_ window]);
 
   native_window2->ActivatePanel();
   chrome::testing::NSRunLoopRunAllPending();
   frontmostWindow = [[NSApp orderedWindows] objectAtIndex:0];
   EXPECT_NSEQ(frontmostWindow, [native_window2->controller_ window]);
 
   ClosePanelAndWait(panel);
   ClosePanelAndWait(panel2);
 }