Convert //extensions/{common,shell} from scoped_ptr to std::unique_ptr

extensions/shell/browser/shell_desktop_controller_aura.cc

 // Copyright 2014 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 "extensions/shell/browser/shell_desktop_controller_aura.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 132 matching lines @@
     delegate->CommitMouseEventsEnabled(enabled);
     SetVisibility(delegate->IsCursorVisible(), delegate);
   }
 
  private:
   // Sets |cursor| as the active cursor within Aura.
   void ApplyCursor(gfx::NativeCursor cursor) { host_->SetCursor(cursor); }
 
   aura::WindowTreeHost* host_;  // Not owned.
 
-  scoped_ptr<ui::ImageCursors> image_cursors_;
+  std::unique_ptr<ui::ImageCursors> image_cursors_;
 
   DISALLOW_COPY_AND_ASSIGN(ShellNativeCursorManager);
 };
 
 class AppsFocusRules : public wm::BaseFocusRules {
  public:
   AppsFocusRules() {}
   ~AppsFocusRules() override {}
 
   bool SupportsChildActivation(aura::Window* window) const override {
@@ skipping 112 matching lines @@
   aura::client::SetActivationClient(host_->window(), focus_controller);
   focus_client_.reset(focus_controller);
 
   capture_client_.reset(
       new aura::client::DefaultCaptureClient(host_->window()));
 
   // Ensure new windows fill the display.
   host_->window()->SetLayoutManager(new FillLayout);
 
   cursor_manager_.reset(
-      new wm::CursorManager(scoped_ptr<wm::NativeCursorManager>(
+      new wm::CursorManager(std::unique_ptr<wm::NativeCursorManager>(
           new ShellNativeCursorManager(host_.get()))));
   cursor_manager_->SetDisplay(gfx::Screen::GetScreen()->GetPrimaryDisplay());
   cursor_manager_->SetCursor(ui::kCursorPointer);
   aura::client::SetCursorClient(host_->window(), cursor_manager_.get());
 
   user_activity_detector_.reset(new ui::UserActivityDetector);
 #if defined(OS_CHROMEOS)
   user_activity_notifier_.reset(
       new ui::UserActivityPowerManagerNotifier(user_activity_detector_.get()));
 #endif
@@ skipping 58 matching lines @@
   if (displays.empty())
     return gfx::Size();
   const ui::DisplayMode* mode = displays[0]->current_mode();
   return mode ? mode->size() : gfx::Size();
 #else
   return gfx::Size();
 #endif
 }
 
 }  // namespace extensions