Convert //ash from scoped_ptr to std::unique_ptr

ash/display/window_tree_host_manager_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 "ash/display/window_tree_host_manager.h"
 
+#include <memory>
+
 #include "ash/ash_switches.h"
 #include "ash/display/display_info.h"
 #include "ash/display/display_layout_store.h"
 #include "ash/display/display_manager.h"
 #include "ash/display/display_util.h"
 #include "ash/screen_util.h"
 #include "ash/shelf/shelf.h"
 #include "ash/shelf/shelf_widget.h"
 #include "ash/shell.h"
 #include "ash/test/ash_test_base.h"
@@ skipping 163 matching lines @@
 }
 
 gfx::Display GetSecondaryDisplay() {
   return gfx::Screen::GetScreen()->GetDisplayNearestWindow(
       Shell::GetAllRootWindows()[1]);
 }
 
 void SetSecondaryDisplayLayoutAndOffset(
     display::DisplayPlacement::Position position,
     int offset) {
-  scoped_ptr<display::DisplayLayout> layout(
+  std::unique_ptr<display::DisplayLayout> layout(
       test::CreateDisplayLayout(position, offset));
   ASSERT_GT(gfx::Screen::GetScreen()->GetNumDisplays(), 1);
   Shell::GetInstance()->display_manager()->SetLayoutForCurrentDisplays(
       std::move(layout));
 }
 
 void SetSecondaryDisplayLayout(display::DisplayPlacement::Position position) {
   SetSecondaryDisplayLayoutAndOffset(position, 0);
 }
 
@@ skipping 188 matching lines @@
     return;
 
   EXPECT_TRUE(startup_helper()->displays_initialized());
 }
 
 TEST_F(WindowTreeHostManagerTest, SecondaryDisplayLayout) {
   if (!SupportsMultipleDisplays())
     return;
 
   // Creates windows to catch activation change event.
-  scoped_ptr<aura::Window> w1(CreateTestWindowInShellWithId(1));
+  std::unique_ptr<aura::Window> w1(CreateTestWindowInShellWithId(1));
   w1->Focus();
 
   TestObserver observer;
   UpdateDisplay("500x500,400x400");
   EXPECT_EQ(1, observer.CountAndReset());  // resize and add
   EXPECT_EQ(1, observer.GetBoundsChangedCountAndReset());
   EXPECT_EQ(1, observer.GetWorkareaChangedCountAndReset());
   EXPECT_EQ(0, observer.GetFocusChangedCountAndReset());
   EXPECT_EQ(0, observer.GetActivationChangedCountAndReset());
   gfx::Insets insets(5, 5, 5, 5);
@@ skipping 141 matching lines @@
   return info;
 }
 
 }  // namespace
 
 TEST_F(WindowTreeHostManagerTest, MirrorToDockedWithFullscreen) {
   if (!SupportsMultipleDisplays())
     return;
 
   // Creates windows to catch activation change event.
-  scoped_ptr<aura::Window> w1(CreateTestWindowInShellWithId(1));
+  std::unique_ptr<aura::Window> w1(CreateTestWindowInShellWithId(1));
   w1->Focus();
 
   // Docked mode.
   DisplayManager* display_manager = Shell::GetInstance()->display_manager();
 
   const DisplayInfo internal_display_info = CreateMirroredDisplayInfo(1, 2.0f);
   const DisplayInfo external_display_info = CreateMirroredDisplayInfo(2, 1.0f);
 
   std::vector<DisplayInfo> display_info_list;
   // Mirror.
@@ skipping 29 matching lines @@
 
   EXPECT_TRUE(window_state->IsFullscreen());
   EXPECT_EQ("0,0 500x500", w1->bounds().ToString());
 }
 
 TEST_F(WindowTreeHostManagerTest, BoundsUpdated) {
   if (!SupportsMultipleDisplays())
     return;
 
   // Creates windows to catch activation change event.
-  scoped_ptr<aura::Window> w1(CreateTestWindowInShellWithId(1));
+  std::unique_ptr<aura::Window> w1(CreateTestWindowInShellWithId(1));
   w1->Focus();
 
   TestObserver observer;
   SetDefaultDisplayLayout(display::DisplayPlacement::BOTTOM);
   UpdateDisplay("200x200,300x300");  // layout, resize and add.
   EXPECT_EQ(1, observer.CountAndReset());
   EXPECT_EQ(0, observer.GetFocusChangedCountAndReset());
   EXPECT_EQ(0, observer.GetActivationChangedCountAndReset());
 
   DisplayManager* display_manager = Shell::GetInstance()->display_manager();
@@ skipping 868 matching lines @@
       widget->GetNativeWindow()->GetRootWindow());
   event_generator.MoveMouseToCenterOf(widget->GetNativeWindow());
 
   UpdateDisplay("300x300");
   watcher.Stop();
 
   widget->CloseNow();
 }
 
 }  // namespace ash