| Index: cc/ipc/compositor_frame_metadata.mojom | 
| diff --git a/cc/ipc/compositor_frame_metadata.mojom b/cc/ipc/compositor_frame_metadata.mojom | 
| index abbe76d395ffb5c6490fb6468c57d10f3269af36..506ac1a2f9f4fdaf142c73d24d886b61166d0571 100644 | 
| --- a/cc/ipc/compositor_frame_metadata.mojom | 
| +++ b/cc/ipc/compositor_frame_metadata.mojom | 
| @@ -22,6 +22,7 @@ struct CompositorFrameMetadata { | 
| bool root_overflow_x_hidden; | 
| bool root_overflow_y_hidden; | 
| bool may_contain_video; | 
| +  bool is_fullscreen; | 
| bool is_resourceless_software_draw_with_scroll_or_animation; | 
| float top_controls_height; | 
| float top_controls_shown_ratio; | 
|  |