[Ozone-Drm] Move DRM utilities from gpu/ to common/

ui/ozone/platform/drm/common/drm_util.h

 // 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.
 
-#ifndef UI_OZONE_PLATFORM_DRM_GPU_DRM_UTIL_H_
-#define UI_OZONE_PLATFORM_DRM_GPU_DRM_UTIL_H_
+#ifndef UI_OZONE_PLATFORM_DRM_COMMON_DRM_UTIL_H_
+#define UI_OZONE_PLATFORM_DRM_COMMON_DRM_UTIL_H_
 
 #include "base/files/file_path.h"
 #include "base/macros.h"
-#include "base/memory/ref_counted.h"
 #include "base/memory/scoped_vector.h"
-#include "ui/ozone/platform/drm/gpu/scoped_drm_types.h"
+#include "ui/ozone/platform/drm/common/scoped_drm_types.h"
 
 typedef struct _drmModeModeInfo drmModeModeInfo;
 
 namespace ui {
 
-class DrmDevice;
-class ScreenManager;
-
 // Representation of the information required to initialize and configure a
 // native display.
 class HardwareDisplayControllerInfo {
  public:
   HardwareDisplayControllerInfo(ScopedDrmConnectorPtr connector,
                                 ScopedDrmCrtcPtr crtc);
   ~HardwareDisplayControllerInfo();
 
   drmModeConnector* connector() const { return connector_.get(); }
   drmModeCrtc* crtc() const { return crtc_.get(); }
 
  private:
   ScopedDrmConnectorPtr connector_;
   ScopedDrmCrtcPtr crtc_;
 
   DISALLOW_COPY_AND_ASSIGN(HardwareDisplayControllerInfo);
 };
 
 // Looks-up and parses the native display configurations returning all available
 // displays.
 ScopedVector<HardwareDisplayControllerInfo> GetAvailableDisplayControllerInfos(
     int fd);
 
 bool SameMode(const drmModeModeInfo& lhs, const drmModeModeInfo& rhs);
 
-void ForceInitializationOfPrimaryDisplay(const scoped_refptr<DrmDevice>& drm,
-                                         ScreenManager* screen_manager);
-
 }  // namespace ui
 
-#endif  // UI_OZONE_PLATFORM_DRM_GPU_DRM_UTIL_H_
+#endif  // UI_OZONE_PLATFORM_DRM_COMMON_DRM_UTIL_H_