ozone: Add ability to set clinet capabilities which we will need for atomic

ui/ozone/platform/drm/gpu/drm_device.h

Index: ui/ozone/platform/drm/gpu/drm_device.h
diff --git a/ui/ozone/platform/drm/gpu/drm_device.h b/ui/ozone/platform/drm/gpu/drm_device.h
index 67ffcffa4a3b6c6ef81fe43cb193a195ac41cf4a..b9f2a6d0fc226410aa11ae86356394a816133672 100644
--- a/ui/ozone/platform/drm/gpu/drm_device.h
+++ b/ui/ozone/platform/drm/gpu/drm_device.h
@@ -160,6 +160,8 @@ class OZONE_EXPORT DrmDevice : public base::RefCountedThreadSafe<DrmDevice> {
                                 uint32_t flags,
                                 const PageFlipCallback& callback);
 
+  virtual bool SetCapability(uint64_t capability, uint64_t value);
+
   // Drm master related
   virtual bool SetMaster();
   virtual bool DropMaster();