Not for review.

ui/gfx/ozone/dri/hardware_display_controller.h

Index: ui/gfx/ozone/dri/hardware_display_controller.h
diff --git a/ui/gfx/ozone/dri/hardware_display_controller.h b/ui/gfx/ozone/dri/hardware_display_controller.h
index cae8a6ba821f49dc4cdfd23e7f562ae9851b34a9..0a15183e89c9d32b7811116401a15461495d99a7 100644
--- a/ui/gfx/ozone/dri/hardware_display_controller.h
+++ b/ui/gfx/ozone/dri/hardware_display_controller.h
@@ -14,10 +14,12 @@
 #include "base/memory/scoped_ptr.h"
 #include "ui/gfx/gfx_export.h"
 #include "ui/gfx/ozone/dri/dri_wrapper.h"
+#include "ui/gfx/rect.h"
+#include "ui/gfx/size.h"
 
 namespace gfx {
 
-class DriSurface;
+class ScanoutSurface;
 
 // The HDCOz will handle modesettings and scannout operations for hardware
 // devices.
@@ -115,7 +117,20 @@ class GFX_EXPORT HardwareDisplayController {
                          drmModeModeInfo mode);
 
   // Associate the HDCO with a surface implementation and initialize it.
-  bool BindSurfaceToController(scoped_ptr<DriSurface> surface);
+  bool BindSurfaceToController(scoped_ptr<ScanoutSurface> surface);
+
+  // Register the framebuffer with handle |handle| with the CRTC. On successful
+  // registration an ID will be associated with it. The ID will be stored in
+  // |framebuffer_id|. The ID will be used when the HDCO will scan out the
+  // framebuffer.
+  bool AddFramebuffer(uint8_t depth,
+                      uint8_t bpp,
+                      uint32_t stride,
+                      uint32_t handle,
+                      uint32_t* framebuffer_id);
+
+  // Remove the association for the framebuffer with ID |framebuffer_id|.
+  bool RemoveFramebuffer(uint32_t framebuffer_id);
 
   // Schedules the |surface_|'s framebuffer to be displayed on the next vsync
   // event. The event will be posted on the graphics card file descriptor |fd_|
@@ -145,13 +160,17 @@ class GFX_EXPORT HardwareDisplayController {
                        unsigned int seconds,
                        unsigned int useconds);
 
+  void SetOverlayPlaneInfo(gfx::Rect overlay_plane_rect,
+                           gfx::Size overlay_plane_size,
+                           unsigned overlay_plane_fb_id);
+
   State get_state() const { return state_; };
 
   int get_fd() const { return drm_->get_fd(); };
 
   const drmModeModeInfo& get_mode() const { return mode_; };
 
-  DriSurface* get_surface() const { return surface_.get(); };
+  ScanoutSurface* get_surface() const { return surface_.get(); };
 
   uint64_t get_time_of_last_flip() const {
     return time_of_last_flip_;
@@ -178,10 +197,15 @@ class GFX_EXPORT HardwareDisplayController {
 
   State state_;
 
-  scoped_ptr<DriSurface> surface_;
+  scoped_ptr<ScanoutSurface> surface_;
 
   uint64_t time_of_last_flip_;
 
+  gfx::Rect overlay_plane_rect_;
+  gfx::Size overlay_plane_size_;
+  unsigned overlay_plane_fb_id_;
+  int overlay_plane_;
+
   DISALLOW_COPY_AND_ASSIGN(HardwareDisplayController);
 };