[Ozone] Enables overlay render format setting path and by default use UYVY

ui/ozone/demo/surfaceless_gl_renderer.cc

Index: ui/ozone/demo/surfaceless_gl_renderer.cc
diff --git a/ui/ozone/demo/surfaceless_gl_renderer.cc b/ui/ozone/demo/surfaceless_gl_renderer.cc
index 60575d6d74ffba41d8a81c702f2099ca5f40c482..81aaf0624a4edff51f3e30e4d4bf1562f6f89978 100644
--- a/ui/ozone/demo/surfaceless_gl_renderer.cc
+++ b/ui/ozone/demo/surfaceless_gl_renderer.cc
@@ -43,7 +43,7 @@ bool SurfacelessGlRenderer::BufferWrapper::Initialize(
                                gfx::BufferUsage::SCANOUT);
   scoped_refptr<gfx::GLImageOzoneNativePixmap> image(
       new gfx::GLImageOzoneNativePixmap(size, GL_RGB));
-  if (!image->Initialize(pixmap.get(), gfx::BufferFormat::BGRX_8888)) {
+  if (!image->Initialize(pixmap.get())) {
     LOG(ERROR) << "Failed to create GLImage";
     return false;
   }