🐛 Fix webgl thumbnail label (#10009)

render-wasm/src/render.rs

@@ -2254,7 +2254,10 @@ impl RenderState {
         timestamp: i32,
     ) -> Result<()> {
         self.render_shape_tree_partial(base_object, tree, timestamp, false)?;
+        let saved_preview_mode = self.preview_mode;
+        self.preview_mode = true;
         self.present_frame(tree);
+        self.preview_mode = saved_preview_mode;
         Ok(())
     }
 

render-wasm/src/render/debug.rs

@@ -48,7 +48,7 @@ pub fn render_debug_cache_surface(render_state: &mut RenderState) {
 }
 
 pub fn render_wasm_label(render_state: &mut RenderState) {
-    if !render_state.options.show_wasm_info() {
+    if render_state.preview_mode || !render_state.options.show_wasm_info() {
         return;
     }