Backed out changeset a3a7133456b4 (bug 1589198) for reftest at layout/reftests/svg/filters/filter-nested-filtering-02.svg. On a CLOSED TREE

gfx/wr/webrender/src/picture.rs

@@ -4281,9 +4281,7 @@ impl PicturePrimitive {
 
                 // The picture's local rect is calculated as the union of the
                 // snapped primitive rects, which should result in a snapped
-                // local rect, unless it was inflated. This is also done during
-                // update visibility when calculating the picture's precise
-                // local rect.
+                // local rect, unless it was inflated.
                 let snap_surface_to_raster = SpaceSnapper::new_with_target(
                     surface.raster_spatial_node_index,
                     self.spatial_node_index,

gfx/wr/webrender/src/prim_store/mod.rs

@@ -2311,19 +2311,7 @@ impl PrimitiveStore {
             // Inflate the local bounding rect if required by the filter effect.
             // This inflaction factor is to be applied to the surface itself.
             if pic.options.inflate_if_required {
-                // The picture's local rect is calculated as the union of the
-                // snapped primitive rects, which should result in a snapped
-                // local rect, unless it was inflated. This is also done during
-                // surface configuration when calculating the picture's
-                // estimated local rect.
-                let snap_pic_to_raster = SpaceSnapper::new_with_target(
-                    surface.raster_spatial_node_index,
-                    pic.spatial_node_index,
-                    surface.device_pixel_scale,
-                    frame_context.clip_scroll_tree,
-                );
                 surface_rect = rc.composite_mode.inflate_picture_rect(surface_rect, surface.inflation_factor);
-                surface_rect = snap_pic_to_raster.snap_rect(&surface_rect);
             }
 
             // Layout space for the picture is picture space from the