diff options
Diffstat (limited to 'gfx/2d/2D.h')
| -rw-r--r-- | gfx/2d/2D.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/gfx/2d/2D.h b/gfx/2d/2D.h index c1fba3463..e2020dc9e 100644 --- a/gfx/2d/2D.h +++ b/gfx/2d/2D.h @@ -488,6 +488,9 @@ public: /** * Returns a DataSourceSurface with the same data as this one, but * guaranteed to have surface->GetType() == SurfaceType::DATA. + * + * The returning surface might be null, because of OOM or gfx device reset. + * The caller needs to do null-check before using it. */ virtual already_AddRefed<DataSourceSurface> GetDataSurface() override; |