Refactor GL surface format handling

ui/ozone/platform/drm/gpu/gbm_surfaceless.cc

Index: ui/ozone/platform/drm/gpu/gbm_surfaceless.cc
diff --git a/ui/ozone/platform/drm/gpu/gbm_surfaceless.cc b/ui/ozone/platform/drm/gpu/gbm_surfaceless.cc
index 132699aad592cc06b03895ce41785d655036eeaa..12da03c587cfeaaee5fc234f020526306c13ccad 100644
--- a/ui/ozone/platform/drm/gpu/gbm_surfaceless.cc
+++ b/ui/ozone/platform/drm/gpu/gbm_surfaceless.cc
@@ -48,7 +48,7 @@ void GbmSurfaceless::QueueOverlayPlane(const OverlayPlane& plane) {
   planes_.push_back(plane);
 }
 
-bool GbmSurfaceless::Initialize(gl::GLSurface::Format format) {
+bool GbmSurfaceless::Initialize(gl::GLSurfaceFormat format) {
   if (!SurfacelessEGL::Initialize(format))
     return false;
   vsync_provider_ = base::MakeUnique<DrmVSyncProvider>(window_.get());