Backed out changeset c2571e59e07b (bug 1811978) for causing multiple failures CLOSED TREE

gfx/wr/webrender/src/prepare.rs

@@ -190,6 +190,15 @@ fn prepare_prim_for_render(
         // and mask generation.
         let should_update_clip_task = match prim_instance.kind {
             PrimitiveInstanceKind::Rectangle { ref mut use_legacy_path, .. } => {
+
+                // In this first patch, ensure that we never take the legacy path so
+                // that we can land the bulk of the patch without risking back outs.
+                // The second part of the patch enables the new path and also updates
+                // the test expectations.
+                *use_legacy_path = true;
+                true
+
+                /*
                 if prim_instance.vis.clip_chain.needs_mask {
                     *use_legacy_path = true;
                 } else {
@@ -197,6 +206,7 @@ fn prepare_prim_for_render(
                 }
 
                 *use_legacy_path
+                */
             }
             _ => true,
         };

gfx/wr/wrench/reftests/backface/reftest.list

@@ -7,4 +7,4 @@
 == backface-both-sides.yaml backface-both-sides-ref.yaml
 == backface-vis-3d.yaml blank.yaml
 == backface-flatten.yaml blank.yaml
-fuzzy(1,19) == backface-perspective.yaml backface-perspective-ref.yaml
+== backface-perspective.yaml backface-perspective-ref.yaml

layout/reftests/async-scrolling/reftest.list

@@ -47,7 +47,7 @@ skip-if(!asyncPan) == position-fixed-inside-sticky-3.html position-fixed-inside-
 skip-if(!asyncPan) == sticky-inside-fixed-1.html sticky-inside-fixed-1-ref.html
 skip-if(!asyncPan) == sticky-inside-transform-1.html sticky-inside-transform-1-ref.html
 fuzzy(0-1,0-60000) skip-if(!asyncPan) == group-opacity-surface-size-1.html group-opacity-surface-size-1-ref.html
-fuzzy(0-7,0-205) skip-if(!asyncPan) == position-sticky-transformed.html position-sticky-transformed-ref.html
+fuzzy(0-9,0-99) skip-if(!asyncPan) == position-sticky-transformed.html position-sticky-transformed-ref.html
 skip-if(!asyncPan) fuzzy-if(cocoaWidget,0-1,0-396) fuzzy-if(winWidget,0-1,0-396) == offscreen-prerendered-active-opacity.html offscreen-prerendered-active-opacity-ref.html
 fuzzy-if(Android,0-43,0-40) fuzzy-if(!Android,0-1,0-34) fuzzy-if(gtkWidget,22-74,20-32) fuzzy-if(cocoaWidget,6-7,18-39) fuzzy-if(swgl&&cocoaWidget&&isDebugBuild,0-7,0-39) skip-if(!asyncPan) == offscreen-clipped-blendmode-1.html offscreen-clipped-blendmode-ref.html # Bug 1604338
 fuzzy-if(Android,0-43,0-40) fuzzy-if(gtkWidget,22-74,20-32) fuzzy-if(cocoaWidget,6-7,18-39) fuzzy-if(swgl&&cocoaWidget&&isDebugBuild,0-7,0-39) skip-if(!asyncPan) == offscreen-clipped-blendmode-2.html offscreen-clipped-blendmode-ref.html # Bug 1604338

layout/reftests/bugs/reftest.list

@@ -1764,7 +1764,7 @@ fuzzy(0-1,0-5) == 956513-1.svg 956513-1-ref.svg
 fuzzy(0-1,0-80) == 961887-1.html 961887-1-ref.html
 == 961887-2.html 961887-2-ref.html
 == 961887-3.html 961887-3-ref.html
-fuzzy(0-1,0-2) pref(layout.css.overflow-clip-box.enabled,true) pref(layout.forms.reveal-password-button.enabled,false) == 966992-1.html 966992-1-ref.html
+fuzzy-if(appleSilicon,0-1,0-2) pref(layout.css.overflow-clip-box.enabled,true) pref(layout.forms.reveal-password-button.enabled,false) == 966992-1.html 966992-1-ref.html
 == 966510-1.html 966510-1-ref.html
 == 966510-2.html 966510-2-ref.html
 fuzzy(0-1,0-123) == 978911-1.svg 978911-1-ref.svg

layout/reftests/transform-3d/reftest.list

@@ -95,7 +95,7 @@ fuzzy-if(winWidget,0-4,0-51) == transform-geometry-1.html transform-geometry-1-r
 == preserves3d-nested-filter-1.html preserves3d-nested-filter-1-ref.html
 != preserve3d-scale.html about:blank
 fuzzy(0-52,0-1600) == preserve3d-scale.html preserve3d-scale-ref.html
-fuzzy(0-50,0-22) == perspective-overflow-1.html perspective-overflow-1-ref.html
+fuzzy(0-1,0-5) == perspective-overflow-1.html perspective-overflow-1-ref.html
 == perspective-overflow-2.html perspective-overflow-2-ref.html
 == 1544995-1.html 1544995-1-ref.html
 == preserve3d-will-change-large-frame.html preserve3d-will-change-ref.html

testing/web-platform/meta/css/css-masking/clip-path/clip-path-rotated-will-change-transform.html.ini

@@ -0,0 +1,3 @@
+[clip-path-rotated-will-change-transform.html]
+  expected:
+    if (os == "mac") and not swgl: FAIL