Atomic: Don’t keep track of Cursor planes

ui/ozone/platform/drm/gpu/crtc_controller.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_CRTC_CONTROLLER_H_
 #define UI_OZONE_PLATFORM_DRM_GPU_CRTC_CONTROLLER_H_
 
 #include <stddef.h>
 #include <stdint.h>
 #include <xf86drmMode.h>
@@ skipping 59 matching lines @@
   bool SetCursor(const scoped_refptr<ScanoutBuffer>& buffer);
   bool MoveCursor(const gfx::Point& location);
 
  private:
   bool ResetCursor();
 
   void SignalPageFlipRequest();
 
   scoped_refptr<DrmDevice> drm_;
 
+  HardwareDisplayPlane* cursor_plane_;  // Not owned.
+
   // Buffers need to be declared first so that they are destroyed last. Needed
   // since the controllers may reference the buffers.
   OverlayPlaneList current_planes_;
   OverlayPlaneList pending_planes_;
   scoped_refptr<ScanoutBuffer> cursor_buffer_;
   scoped_refptr<PageFlipRequest> page_flip_request_;
 
   uint32_t crtc_;
 
   // TODO(dnicoara) Add support for hardware mirroring (multiple connectors).
   uint32_t connector_;
 
   drmModeModeInfo mode_;
 
   // Keeps track of the CRTC state. If a surface has been bound, then the value
   // is set to false. Otherwise it is true.
   bool is_disabled_ = true;
 
   // The time of the last page flip event as reported by the kernel callback.
   uint64_t time_of_last_flip_ = 0;
 
   DISALLOW_COPY_AND_ASSIGN(CrtcController);
 };
 
 }  // namespace ui
 
 #endif  // UI_OZONE_PLATFORM_DRM_GPU_CRTC_CONTROLLER_H_