remove ui::gfx::GetDeviceScaleFactor

ui/gfx/screen_win.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 "ui/gfx/screen_win.h"
 
 #include <windows.h>
 
 #include "base/hash.h"
 #include "base/logging.h"
@@ skipping 11 matching lines @@
   GetMonitorInfo(monitor, &monitor_info);
   return monitor_info;
 }
 
 gfx::Display GetDisplay(MONITORINFOEX& monitor_info) {
   int64 id = static_cast<int64>(
       base::Hash(base::WideToUTF8(monitor_info.szDevice)));
   gfx::Rect bounds = gfx::Rect(monitor_info.rcMonitor);
   gfx::Display display(id, bounds);
   display.set_work_area(gfx::Rect(monitor_info.rcWork));
-  display.SetScaleAndBounds(gfx::win::GetDeviceScaleFactor(), bounds);
+  display.SetScaleAndBounds(gfx::GetDPIScale(), bounds);
 
   DEVMODE mode;
   memset(&mode, 0, sizeof(DEVMODE));
   mode.dmSize = sizeof(DEVMODE);
   mode.dmDriverExtra = 0;
   if (EnumDisplaySettings(monitor_info.szDevice,
                           ENUM_CURRENT_SETTINGS,
                           &mode)) {
     switch (mode.dmDisplayOrientation) {
     case DMDO_DEFAULT:
@@ skipping 149 matching lines @@
   NOTREACHED();
   return NULL;
 }
 
 NativeWindow ScreenWin::GetNativeWindowFromHWND(HWND hwnd) const {
   NOTREACHED();
   return NULL;
 }
 
 }  // namespace gfx