--- a/layout/reftests/async-scrolling/reftest.list
+++ b/layout/reftests/async-scrolling/reftest.list
@@ -31,17 +31,17 @@ skip-if(!asyncPan) == sticky-pos-scrolla
 skip-if(!asyncPan) == fixed-pos-scrollable-1.html fixed-pos-scrollable-1-ref.html
 skip-if(!asyncPan) == culling-1.html culling-1-ref.html
 skip-if(!asyncPan) == position-fixed-iframe-1.html position-fixed-iframe-1-ref.html
 skip-if(!asyncPan) == position-fixed-iframe-2.html position-fixed-iframe-2-ref.html
 fuzzy-if(skiaContent,1,11300) skip-if(!asyncPan) == position-fixed-in-scroll-container.html position-fixed-in-scroll-container-ref.html
 skip-if(!asyncPan) == position-fixed-inside-sticky-1.html position-fixed-inside-sticky-1-ref.html
 skip-if(!asyncPan) == position-fixed-inside-sticky-2.html position-fixed-inside-sticky-2-ref.html
 fuzzy(1,60000) skip-if(!asyncPan) == group-opacity-surface-size-1.html group-opacity-surface-size-1-ref.html
-fails-if(webrender) fuzzy-if(Android,1,197) skip-if(!asyncPan) == position-sticky-transformed.html position-sticky-transformed-ref.html # bug 1366295 for webrender
+fuzzy-if(Android,1,197) skip-if(!asyncPan) == position-sticky-transformed.html position-sticky-transformed-ref.html # bug 1366295 for webrender
 skip-if(!asyncPan) == offscreen-prerendered-active-opacity.html offscreen-prerendered-active-opacity-ref.html
 fuzzy-if(Android,6,4) fuzzy-if(skiaContent&&!Android,1,34) skip-if(!asyncPan) == offscreen-clipped-blendmode-1.html offscreen-clipped-blendmode-ref.html
 fuzzy-if(Android,6,4) skip-if(!asyncPan) == offscreen-clipped-blendmode-2.html offscreen-clipped-blendmode-ref.html
 fuzzy-if(Android,6,4) skip == offscreen-clipped-blendmode-3.html offscreen-clipped-blendmode-ref.html # bug 1251588 - wrong AGR on mix-blend-mode item
 fuzzy-if(Android,6,4) skip-if(!asyncPan) == offscreen-clipped-blendmode-4.html offscreen-clipped-blendmode-ref.html
 fuzzy-if(Android,7,4) skip-if(!asyncPan) == perspective-scrolling-1.html perspective-scrolling-1-ref.html
 fuzzy-if(Android,7,4) skip-if(!asyncPan) == perspective-scrolling-2.html perspective-scrolling-2-ref.html
 fuzzy-if(Android,7,4) fails-if(webrender) skip-if(!asyncPan) == perspective-scrolling-3.html perspective-scrolling-3-ref.html # bug 1361720 for webrender

--- a/layout/reftests/backgrounds/reftest.list
+++ b/layout/reftests/backgrounds/reftest.list
@@ -179,9 +179,9 @@ fuzzy(30,474) fuzzy-if(skiaContent,31,47
 skip-if(!cocoaWidget) == background-repeat-resampling.html background-repeat-resampling-ref.html
 
 fuzzy-if(winWidget,102,2032) fuzzy-if(skiaContent,102,2811) == background-clip-text-1a.html background-clip-text-1-ref.html
 fuzzy-if(winWidget,102,2032) fuzzy-if(skiaContent,102,2811) == background-clip-text-1b.html background-clip-text-1-ref.html
 fuzzy-if(winWidget,102,2032) fuzzy-if(skiaContent,102,2811) == background-clip-text-1c.html background-clip-text-1-ref.html
 fuzzy-if(winWidget,102,2032) fuzzy-if(skiaContent,102,2811) == background-clip-text-1d.html background-clip-text-1-ref.html
 fuzzy-if(winWidget,102,2032) fuzzy-if(skiaContent,102,2811) == background-clip-text-1e.html background-clip-text-1-ref.html
 
-== background-clip-text-2.html background-clip-text-2-ref.html
+fuzzy-if(webrender,5-5,7193-7193) == background-clip-text-2.html background-clip-text-2-ref.html

--- a/layout/reftests/svg/reftest.list
+++ b/layout/reftests/svg/reftest.list
@@ -198,17 +198,17 @@ fuzzy-if(skiaContent,1,2) == fallback-co
 == filter-bounds-02.svg pass.svg
 # This pref is normally on by default, but we turn it off in reftest runs to
 # disable an unnecessary security-check. This reftest is actually testing that
 # the security check works, though, so it needs the pref to be turned on:
 fails-if(Android) pref(security.fileuri.strict_origin_policy,true) == filter-extref-differentOrigin-01.svg pass.svg # Bug 695385
 == filter-foreignObject-01.svg pass.svg
 == filter-in-mask-01.svg pass.svg
 == filter-invalidation-01.svg pass.svg
-fuzzy(71,817) fails-if(winWidget&&stylo) == filter-on-continuation-box-01.html filter-on-continuation-box-ref.html
+fuzzy(71,817) fails-if(winWidget&&stylo) fails-if(webrender) == filter-on-continuation-box-01.html filter-on-continuation-box-ref.html
 == filter-result-01.svg filter-result-01-ref.svg
 == filter-scaled-01.svg pass.svg
 fuzzy-if(skiaContent,1,500) == filter-scaled-02.html filter-scaled-02-ref.html
 == filter-translated-01.svg filter-translated-01-ref.svg
 == filter-use-element-01.svg pass.svg
 fuzzy-if(skiaContent,1,800000) == filters-and-group-opacity-01.svg filters-and-group-opacity-01-ref.svg
 
 == foreignObject-01.svg pass.svg

--- a/layout/reftests/text-shadow/reftest.list
+++ b/layout/reftests/text-shadow/reftest.list
@@ -4,24 +4,24 @@
 random-if(Android) == basic-negcoord.xul basic-negcoord-ref.xul
 != blur.xul blur-notref.xul
 == color-inherit.xul color-inherit-ref.xul
 == multiple-noblur.xul multiple-noblur-ref.xul
 HTTP(..) == blur-opacity.html blur-opacity-ref.html
 
 == basic.html basic-ref.html
 == basic-negcoord.html basic-negcoord-ref.html
-== basic-opacity.html basic-opacity-ref.html
+fuzzy-if(webrender,24-24,80-80) == basic-opacity.html basic-opacity-ref.html
 != blur.html blur-notref.html
 == color-inherit.html color-inherit-ref.html
 == color-parserorder.html color-parserorder-ref.html
-fails-if(webrender) == decorations-multiple-zorder.html decorations-multiple-zorder-ref.html
+== decorations-multiple-zorder.html decorations-multiple-zorder-ref.html
 == multiple-noblur.html multiple-noblur-ref.html
-fails-if(webrender) == quirks-decor-noblur.html quirks-decor-noblur-ref.html
-fails-if(webrender) == standards-decor-noblur.html standards-decor-noblur-ref.html
+== quirks-decor-noblur.html quirks-decor-noblur-ref.html
+== standards-decor-noblur.html standards-decor-noblur-ref.html
 == padding-decoration.html padding-decoration-ref.html
 == textindent.html textindent-ref.html
 == lineoverflow.html lineoverflow-ref.html
 
 == overflow-not-scrollable-1.html overflow-not-scrollable-1-ref.html
 == overflow-not-scrollable-1.html overflow-not-scrollable-1-ref2.html
 == overflow-not-scrollable-2.html overflow-not-scrollable-2-ref.html
 

--- a/layout/reftests/transform-3d/reftest.list
+++ b/layout/reftests/transform-3d/reftest.list
@@ -42,17 +42,17 @@ fuzzy-if(winWidget&&!layersGPUAccelerate
 == perspective-clipping-2.html perspective-clipping-2-ref.html
 != perspective-origin-1a.html rotatex-perspective-1a.html
 fuzzy-if(webrender,0-1,0-3) == perspective-origin-1b.html perspective-origin-1a.html
 fuzzy(3,99) random-if(Android&&!browserIsRemote) == perspective-origin-2a.html perspective-origin-2-ref.html # subpixel AA, bug 732568
 fuzzy-if(winWidget&&!layersGPUAccelerated,1,61) == perspective-origin-3a.html perspective-origin-3-ref.html
 == perspective-origin-4a.html perspective-origin-4-ref.html
 == perspective-zindex.html green-rect.html
 == perspective-zindex-2.html green-rect.html
-fails-if(webrender) != sorting-1a.html sorting-1-ref.html
+!= sorting-1a.html sorting-1-ref.html
 # Parallel planes, different z depth
 fails-if(webrender) == sorting-2a.html sorting-2-ref.html
 # Parallel planes, same z depth (shouldn't be sorted!)
 == sorting-2b.html sorting-2-ref.html
 == sorting-3a.html green-rect.html
 # Different, but equivalent (for the given transform) transform origins
 fuzzy-if(webrender,0-1,0-2) == rotatex-transformorigin-1a.html rotatex-transformorigin-1-ref.html
 fuzzy-if((gtkWidget&&layersOMTC)||(winWidget&&!layersGPUAccelerated),1,86) == overflow-hidden-1a.html overflow-hidden-1-ref.html
@@ -74,17 +74,17 @@ fuzzy-if(cocoaWidget,128,9) == animate-p
 fuzzy-if(cocoaWidget,128,9) == animate-preserve3d-child.html animate-preserve3d-ref.html # intermittently fuzzy on Mac
 == animate-backface-hidden.html about:blank
 == 1245450-1.html green-rect.html
 fuzzy(1,2000) == opacity-preserve3d-1.html opacity-preserve3d-1-ref.html
 fuzzy(1,15000) == opacity-preserve3d-2.html opacity-preserve3d-2-ref.html
 fuzzy(1,10000) == opacity-preserve3d-3.html opacity-preserve3d-3-ref.html
 fuzzy(1,10000) == opacity-preserve3d-4.html opacity-preserve3d-4-ref.html
 == opacity-preserve3d-5.html opacity-preserve3d-5-ref.html
-fails-if(webrender) == snap-perspective-1.html snap-perspective-1-ref.html
+== snap-perspective-1.html snap-perspective-1-ref.html
 == mask-layer-1.html mask-layer-ref.html
 == mask-layer-2.html mask-layer-ref.html
 fails-if(webrender) == mask-layer-3.html mask-layer-ref.html
 fails-if(webrender) == split-intersect1.html split-intersect1-ref.html
 fuzzy(255,150) fails-if(webrender) == split-intersect2.html split-intersect2-ref.html
 fuzzy(255,100) fails-if(webrender) == split-non-ortho1.html split-non-ortho1-ref.html
 fuzzy-if(winWidget,150,120) == component-alpha-1.html component-alpha-1-ref.html
 == nested-transform-1.html nested-transform-1-ref.html