SetDeviceScaleFactorForTest

ui/views_content_client/views_content_client_main_parts_chromeos.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 "base/macros.h"
 #include "content/public/browser/context_factory.h"
 #include "content/shell/browser/shell_browser_context.h"
-#include "ui/aura/test/test_screen.h"
 #include "ui/aura/window.h"
 #include "ui/display/screen.h"
 #include "ui/views_content_client/views_content_client.h"
 #include "ui/views_content_client/views_content_client_main_parts_aura.h"
 #include "ui/wm/test/wm_test_helper.h"
 
 namespace ui {
 
 namespace {
 
 class ViewsContentClientMainPartsChromeOS
     : public ViewsContentClientMainPartsAura {
  public:
   ViewsContentClientMainPartsChromeOS(
       const content::MainFunctionParams& content_params,
       ViewsContentClient* views_content_client);
   ~ViewsContentClientMainPartsChromeOS() override {}
 
   // content::BrowserMainParts:
   void PreMainMessageLoopRun() override;
   void PostMainMessageLoopRun() override;
 
  private:
   // Enable a minimal set of views::corewm to be initialized.
-  std::unique_ptr<display::Screen> test_screen_;
   std::unique_ptr<::wm::WMTestHelper> wm_test_helper_;
 
   DISALLOW_COPY_AND_ASSIGN(ViewsContentClientMainPartsChromeOS);
 };
 
 ViewsContentClientMainPartsChromeOS::ViewsContentClientMainPartsChromeOS(
     const content::MainFunctionParams& content_params,
     ViewsContentClient* views_content_client)
     : ViewsContentClientMainPartsAura(content_params, views_content_client) {
 }
 
 void ViewsContentClientMainPartsChromeOS::PreMainMessageLoopRun() {
   ViewsContentClientMainPartsAura::PreMainMessageLoopRun();
 
   gfx::Size host_size(800, 600);
-  test_screen_.reset(aura::TestScreen::Create(host_size));
-  display::Screen::SetScreenInstance(test_screen_.get());
   // Set up basic pieces of views::corewm.
   wm_test_helper_.reset(
       new ::wm::WMTestHelper(host_size, content::GetContextFactory()));
   // Ensure the X window gets mapped.
   wm_test_helper_->host()->Show();
 
   // Ensure Aura knows where to open new windows.
   aura::Window* root_window = wm_test_helper_->host()->window();
   views_content_client()->task().Run(browser_context(), root_window);
 }
 
 void ViewsContentClientMainPartsChromeOS::PostMainMessageLoopRun() {
   wm_test_helper_.reset();
-  test_screen_.reset();
 
   ViewsContentClientMainPartsAura::PostMainMessageLoopRun();
 }
 
 }  // namespace
 
 // static
 ViewsContentClientMainParts* ViewsContentClientMainParts::Create(
     const content::MainFunctionParams& content_params,
     ViewsContentClient* views_content_client) {
   return new ViewsContentClientMainPartsChromeOS(
       content_params, views_content_client);
 }
 
 }  // namespace ui