--- a/layout/reftests/columns/reftest.list
+++ b/layout/reftests/columns/reftest.list
@@ -1,16 +1,16 @@
 == basic-1.html basic-ref.html
 == pref-width-1a.html pref-width-1-ref.html
 == pref-width-1b.html pref-width-1-ref.html
 == pref-width-1c.html pref-width-1-ref.html
 == min-width-1a.html pref-width-1-ref.html
 == min-width-1b.html min-width-1-ref.html
 == min-width-1c.html min-width-1-ref.html
-== min-width-2.html min-width-2-ref.html
+fuzzy-if(webrender,255,2) == min-width-2.html min-width-2-ref.html
 == column-balancing-overflow-000.html column-balancing-overflow-000.ref.html
 == column-balancing-overflow-001.html column-balancing-overflow-000.ref.html
 == column-balancing-overflow-002.html column-balancing-overflow-002.ref.html
 == column-balancing-overflow-003.html column-balancing-overflow-003.ref.html
 == column-balancing-overflow-004.html column-balancing-overflow-004.ref.html
 fuzzy-if(webrender,126,364) == column-balancing-overflow-005.html column-balancing-overflow-005.ref.html
 == column-balancing-000.html column-balancing-000.ref.html
 == column-balancing-001.html column-balancing-000.ref.html

--- a/layout/reftests/w3c-css/received/reftest.list
+++ b/layout/reftests/w3c-css/received/reftest.list
@@ -126,33 +126,41 @@ fails-if(OSX||winWidget) == css-multicol
 == css-multicol-1/multicol-rule-color-inherit-001.xht css-multicol-1/multicol-rule-color-inherit-001-ref.xht
 == css-multicol-1/multicol-rule-color-inherit-002.xht css-multicol-1/multicol-rule-color-inherit-001-ref.xht
 fuzzy(106,354) == css-multicol-1/multicol-rule-dashed-000.xht css-multicol-1/multicol-rule-dashed-000-ref.xht
 fuzzy(106,354) == css-multicol-1/multicol-rule-dotted-000.xht css-multicol-1/multicol-rule-dotted-000-ref.xht
 fuzzy(106,354) == css-multicol-1/multicol-rule-double-000.xht css-multicol-1/multicol-rule-double-000-ref.xht
 fails-if(OSX||winWidget) == css-multicol-1/multicol-rule-fraction-001.xht css-multicol-1/multicol-rule-fraction-001-ref.xht
 fails-if(OSX||winWidget) == css-multicol-1/multicol-rule-fraction-002.xht css-multicol-1/multicol-rule-fraction-002-ref.xht
 fails-if(!styloVsGecko) == css-multicol-1/multicol-rule-fraction-003.xht css-multicol-1/multicol-rule-fraction-3-ref.xht
-fuzzy(106,354) == css-multicol-1/multicol-rule-groove-000.xht css-multicol-1/multicol-rule-groove-000-ref.xht
+fuzzy(106,354) fails-if(webrender) == css-multicol-1/multicol-rule-groove-000.xht css-multicol-1/multicol-rule-groove-000-ref.xht
+skip-if(!webrender) pref(layers.advanced.border-layers,1) == css-multicol-1/multicol-rule-groove-000.xht css-multicol-1/multicol-rule-groove-000-ref.xht
 fuzzy(94,256) == css-multicol-1/multicol-rule-hidden-000.xht css-multicol-1/multicol-rule-hidden-000-ref.xht
-fuzzy(106,354) == css-multicol-1/multicol-rule-inset-000.xht css-multicol-1/multicol-rule-ridge-000-ref.xht
+fuzzy(106,354) fails-if(webrender) == css-multicol-1/multicol-rule-inset-000.xht css-multicol-1/multicol-rule-ridge-000-ref.xht
+skip-if(!webrender) pref(layers.advanced.border-layers,1) == css-multicol-1/multicol-rule-inset-000.xht css-multicol-1/multicol-rule-ridge-000-ref.xht
 fuzzy(255,2808) == css-multicol-1/multicol-rule-large-001.xht css-multicol-1/multicol-rule-large-001-ref.xht
 fuzzy(94,256) == css-multicol-1/multicol-rule-none-000.xht css-multicol-1/multicol-rule-hidden-000-ref.xht
-fuzzy(106,354) == css-multicol-1/multicol-rule-outset-000.xht css-multicol-1/multicol-rule-groove-000-ref.xht
+fuzzy(106,354) fails-if(webrender) == css-multicol-1/multicol-rule-outset-000.xht css-multicol-1/multicol-rule-groove-000-ref.xht
+skip-if(!webrender) pref(layers.advanced.border-layers,1) == css-multicol-1/multicol-rule-outset-000.xht css-multicol-1/multicol-rule-groove-000-ref.xht
 == css-multicol-1/multicol-rule-percent-001.xht css-multicol-1/multicol-containing-002-ref.xht
 fails-if(!styloVsGecko) == css-multicol-1/multicol-rule-px-001.xht css-multicol-1/multicol-rule-ref.xht
-fuzzy(106,354) == css-multicol-1/multicol-rule-ridge-000.xht css-multicol-1/multicol-rule-ridge-000-ref.xht
+fuzzy(106,354) fails-if(webrender) == css-multicol-1/multicol-rule-ridge-000.xht css-multicol-1/multicol-rule-ridge-000-ref.xht
+skip-if(!webrender) pref(layers.advanced.border-layers,1) == css-multicol-1/multicol-rule-ridge-000.xht css-multicol-1/multicol-rule-ridge-000-ref.xht
 == css-multicol-1/multicol-rule-samelength-001.xht css-multicol-1/multicol-rule-samelength-001-ref.xht
 == css-multicol-1/multicol-rule-shorthand-001.xht css-multicol-1/multicol-rule-samelength-001-ref.xht
 fuzzy(106,354) == css-multicol-1/multicol-rule-solid-000.xht css-multicol-1/multicol-rule-solid-000-ref.xht
 fails-if(!styloVsGecko) == css-multicol-1/multicol-rule-stacking-001.xht css-multicol-1/multicol-rule-stacking-ref.xht
-== css-multicol-1/multicol-rule-style-groove-001.xht css-multicol-1/multicol-rule-style-groove-001-ref.xht
-== css-multicol-1/multicol-rule-style-inset-001.xht css-multicol-1/multicol-rule-style-ridge-001-ref.xht
-== css-multicol-1/multicol-rule-style-outset-001.xht css-multicol-1/multicol-rule-style-groove-001-ref.xht
-== css-multicol-1/multicol-rule-style-ridge-001.xht css-multicol-1/multicol-rule-style-ridge-001-ref.xht
+fails-if(webrender) == css-multicol-1/multicol-rule-style-groove-001.xht css-multicol-1/multicol-rule-style-groove-001-ref.xht
+skip-if(!webrender) pref(layers.advanced.table,1) == css-multicol-1/multicol-rule-style-groove-001.xht css-multicol-1/multicol-rule-style-groove-001-ref.xht
+fails-if(webrender) == css-multicol-1/multicol-rule-style-inset-001.xht css-multicol-1/multicol-rule-style-ridge-001-ref.xht
+skip-if(!webrender) pref(layers.advanced.table,1) == css-multicol-1/multicol-rule-style-inset-001.xht css-multicol-1/multicol-rule-style-ridge-001-ref.xht
+fails-if(webrender) == css-multicol-1/multicol-rule-style-outset-001.xht css-multicol-1/multicol-rule-style-groove-001-ref.xht
+skip-if(!webrender) pref(layers.advanced.table,1) == css-multicol-1/multicol-rule-style-outset-001.xht css-multicol-1/multicol-rule-style-groove-001-ref.xht
+fails-if(webrender) == css-multicol-1/multicol-rule-style-ridge-001.xht css-multicol-1/multicol-rule-style-ridge-001-ref.xht
+skip-if(!webrender) pref(layers.advanced.table,1) == css-multicol-1/multicol-rule-style-ridge-001.xht css-multicol-1/multicol-rule-style-ridge-001-ref.xht
 fails-if(!styloVsGecko) == css-multicol-1/multicol-shorthand-001.xht css-multicol-1/multicol-rule-ref.xht
 fails-if(!styloVsGecko) == css-multicol-1/multicol-span-000.xht css-multicol-1/multicol-span-000-ref.xht
 fails-if(!styloVsGecko) == css-multicol-1/multicol-span-all-001.xht css-multicol-1/multicol-span-all-001-ref.xht
 fails-if(!styloVsGecko) == css-multicol-1/multicol-span-all-002.xht css-multicol-1/multicol-span-all-002-ref.xht
 fails-if(!styloVsGecko) == css-multicol-1/multicol-span-all-003.xht css-multicol-1/multicol-count-002-ref.xht
 fails-if(!styloVsGecko) == css-multicol-1/multicol-span-all-block-sibling-003.xht css-multicol-1/multicol-span-all-block-sibling-3-ref.xht
 fails-if(!styloVsGecko) == css-multicol-1/multicol-span-all-child-001.xht css-multicol-1/multicol-span-all-child-001-ref.xht
 fails-if(OSX||winWidget) == css-multicol-1/multicol-span-all-child-002.xht css-multicol-1/multicol-span-all-child-002-ref.xht