--- a/layout/reftests/border-image/reftest.list
+++ b/layout/reftests/border-image/reftest.list
@@ -6,18 +6,18 @@
 # This is fuzzy temporarily until bug 1044702 makes it possible to use source
 # clipping on Windows. (Any other fix would have a significant perf cost.)
 fuzzy-if(winWidget,1,1) == multicolor-image-2.html multicolor-image-2-ref.html
 == multicolor-image-3.html multicolor-image-3-ref.html
 == multicolor-image-4.html multicolor-image-4-ref.html
 == multicolor-image-5.html multicolor-image-5-ref.html
 == transparent-image-1.html transparent-image-1-ref.html
 != repeat-image-1.html repeat-image-1-ref.html
-== 470250-1.html 470250-1-ref.html
-== 470250-2.html 470250-2-ref.html
+fuzzy-if(webrender,15-15,950-1000) == 470250-1.html 470250-1-ref.html
+fuzzy-if(webrender,15-15,950-1000) == 470250-2.html 470250-2-ref.html
 != different-h-v-1.html different-h-v-ref.html
 != different-h-v-2.html different-h-v-ref.html
 != different-h-v-1.html different-h-v-2.html
 == center-scaling-1.html center-scaling-1-ref.html
 fails-if(Android) fails-if(usesRepeatResampling) == center-scaling-2.html center-scaling-2-ref.html # Android: very different scaling (blurriness) on some sides
 fails-if(Android) fails-if(usesRepeatResampling) == center-scaling-3.html center-scaling-3-ref.html # Android: very different scaling (blurriness) on some sides
 == center-scaling-4t.html center-scaling-4t-ref.html
 == center-scaling-4r.html center-scaling-4r-ref.html
@@ -63,17 +63,17 @@ fuzzy(1,46) fuzzy-if(OSX,2,4472) == bord
 fuzzy(1,105) == border-image-radial-gradient-slice-fill-1.html border-image-radial-gradient-slice-fill-1-ref.html
 fuzzy(1,139) fuzzy-if(OSX,2,4478) fuzzy-if(skiaContent,2,120) == border-image-radial-gradient-slice-fill-2.html border-image-radial-gradient-slice-fill-2-ref.html
 fuzzy-if(skiaContent,1,2) == border-image-radial-gradient-width.html border-image-radial-gradient-width-ref.html
 fuzzy(1,9000) == border-image-radial-gradient-slice-width.html border-image-radial-gradient-slice-width-ref.html
 
 # OS X failures tracked in bug 957025
 == border-image-repeating-linear-gradient.html border-image-repeating-linear-gradient-ref.html
 fuzzy(1,5608) fails-if(OSX) fuzzy-if(skiaContent,3,3157) == border-image-repeating-linear-gradient-slice-fill-2.html border-image-repeating-linear-gradient-slice-fill-2-ref.html
-fuzzy(1,19200) fails-if(OSX) fuzzy-if(skiaContent,3,20000) == border-image-repeating-linear-gradient-repeat-round-2.html border-image-repeating-linear-gradient-repeat-round-2-ref.html
+fuzzy(1,19200) fails-if(OSX) fuzzy-if(skiaContent,3,20000) fuzzy-if(webrender,3-3,20600-21000) == border-image-repeating-linear-gradient-repeat-round-2.html border-image-repeating-linear-gradient-repeat-round-2-ref.html
 
 fuzzy(1,657) == border-image-repeating-radial-gradient.html border-image-repeating-radial-gradient-ref.html
 fuzzy(1,510) fuzzy-if(skiaContent,3,362) == border-image-repeating-radial-gradient-slice-1.html border-image-repeating-radial-gradient-slice-1-ref.html
 fuzzy(1,438) fuzzy-if(skiaContent,3,437) == border-image-repeating-radial-gradient-slice-2.html border-image-repeating-radial-gradient-slice-2-ref.html
 fuzzy(1,1357) fuzzy-if(skiaContent,3,964) == border-image-repeating-radial-gradient-slice-fill-1.html border-image-repeating-radial-gradient-slice-fill-1-ref.html
 fuzzy(1,1058) fails-if(OSX) fuzzy-if(skiaContent,3,887) == border-image-repeating-radial-gradient-slice-fill-2.html border-image-repeating-radial-gradient-slice-fill-2-ref.html
 fuzzy(1,602) == border-image-repeating-radial-gradient-width.html border-image-repeating-radial-gradient-width-ref.html
 fuzzy(3,18000) fails-if(OSX) fuzzy-if(skiaContent,4,16462) == border-image-repeating-radial-gradient-slice-width.html border-image-repeating-radial-gradient-slice-width-ref.html

--- a/layout/reftests/border-radius/reftest.list
+++ b/layout/reftests/border-radius/reftest.list
@@ -24,17 +24,17 @@ fuzzy-if(skiaContent,1,343) == percent-3
 
 # more serious tests, using SVG reference
 fuzzy-if(skiaContent,17,58) fuzzy-if(webrender,16,59) == border-circle-2.html border-circle-2-ref.xhtml
 fuzzy-if(gtkWidget,14,280) fuzzy-if(cocoaWidget,4,582) fuzzy-if(Android,36,264) fuzzy-if(d2d,51,323) fuzzy-if(winWidget&&!d2d,16,377) fuzzy-if(skiaContent,63,398) == curved-stripe-border.html curved-stripe-border-ref.svg # bug 459945
 
 # Corners
 fuzzy-if(skiaContent,17,47) == corner-1.html corner-1-ref.svg # bottom corners different radius than top corners
 fuzzy-if(gtkWidget,23,5) fuzzy-if(winWidget&&!d2d,23,5) fuzzy-if(d2d,32,8) fuzzy-if(Android,10,8) fuzzy-if(skiaContent,18,49) == corner-2.html corner-2-ref.svg # right corners different radius than left corners; see bug 500804
-fuzzy-if(gtkWidget,3,10) fuzzy-if(winWidget&&!d2d,3,10) fuzzy-if(d2d,15,32) fuzzy-if(Android,3,15) fuzzy-if(skiaContent,18,90) == corner-3.html corner-3-ref.svg
+fuzzy-if(gtkWidget,3,10) fuzzy-if(winWidget&&!d2d,3,10) fuzzy-if(d2d,15,32) fuzzy-if(Android,3,15) fuzzy-if(skiaContent,18,90) fuzzy-if(webrender,18-18,90-100) == corner-3.html corner-3-ref.svg
 fuzzy-if(skiaContent,12,83) == corner-4.html corner-4-ref.svg
 
 # Test that radii too long are reduced
 == border-reduce-height.html border-reduce-height-ref.html
 skip-if(!webrender) pref(layers.advanced.border-layers,1) == border-reduce-height.html border-reduce-height-ref.html
 
 # Tests for border clipping
 fails-if(!styloVsGecko) == clipping-1.html clipping-1-ref.html # background color should completely fill box; bug 466572
@@ -47,17 +47,17 @@ fuzzy-if(skiaContent,17,62) == clipping-
 fuzzy-if(true,1,20) fuzzy-if(d2d,64,196) fuzzy-if(cocoaWidget,1,180) fuzzy-if(Android,140,237) == clipping-4-canvas.html clipping-4-ref.html # bug 732535
 fuzzy-if(Android,5,54) fuzzy-if(/^Windows\x20NT\x206\.2/.test(http.oscpu),1,10) fuzzy-if(skiaContent,1,172) == clipping-4-image.html clipping-4-ref.html
 fuzzy-if(/^Windows\x20NT\x206\.2/.test(http.oscpu),1,10) fuzzy-if(skiaContent,1,77) == clipping-4-overflow-hidden.html clipping-4-ref.html
 == clipping-5-canvas.html clipping-5-refc.html
 fuzzy-if(/^Windows\x20NT\x206\.2/.test(http.oscpu),1,5) == clipping-5-image.html clipping-5-refi.html
 fuzzy-if(/^Windows\x20NT\x206\.2/.test(http.oscpu),1,5) fuzzy-if(skiaContent,1,77) == clipping-5-overflow-hidden.html clipping-5-ref.html
 fuzzy-if(/^Windows\x20NT\x206\.2/.test(http.oscpu),1,5) fuzzy-if(Android,5,21) fuzzy-if(skiaContent,1,97) == clipping-5-refi.html clipping-5-ref.html
 fuzzy-if(true,1,7) fuzzy-if(d2d,48,94) fuzzy-if(cocoaWidget,1,99) fuzzy-if(Android,99,115) fuzzy-if(skiaContent,1,77) == clipping-5-refc.html clipping-5-ref.html # bug 732535
-fuzzy-if(winWidget,105,71) fuzzy-if(Android,8,469) fuzzy-if(skiaContent,7,58) == clipping-6.html clipping-6-ref.html # PaintedLayer and MaskLayer with transforms that aren't identical
+fuzzy-if(winWidget,105,71) fuzzy-if(Android,8,469) fuzzy-if(skiaContent,7,58) fuzzy-if(webrender,7-7,60-70) == clipping-6.html clipping-6-ref.html # PaintedLayer and MaskLayer with transforms that aren't identical
 fuzzy-if(true,2,29) fuzzy-if(d2d,46,50) fuzzy-if(Android,255,586) fuzzy-if(skiaContent,28,96) == clipping-7.html clipping-7-ref.html # ColorLayer and MaskLayer with transforms that aren't identical. Reference image rendered without using layers (which causes fuzzy failures).
 fuzzy-if(/^Windows\x20NT\x206\.2/.test(http.oscpu),1,5) == clipping-and-zindex-1.html clipping-and-zindex-1-ref.html
 fuzzy-if(cocoaWidget,1,4) == intersecting-clipping-1-canvas.html intersecting-clipping-1-refc.html
 == intersecting-clipping-1-image.html intersecting-clipping-1-refi.html
 == intersecting-clipping-1-overflow-hidden.html intersecting-clipping-1-ref.html
 fuzzy-if(Android,5,105) fuzzy-if(d2d,1,20) fuzzy-if(skiaContent,1,300) == intersecting-clipping-1-refi.html intersecting-clipping-1-ref.html
 fuzzy-if(true,1,33) fuzzy-if(d2d,48,350) fuzzy-if(cocoaWidget,1,332) fuzzy-if(Android,124,440) fuzzy-if(skiaContent,1,135) == intersecting-clipping-1-refc.html intersecting-clipping-1-ref.html # bug 732535
 
@@ -71,17 +71,17 @@ fuzzy-if(true,1,33) fuzzy-if(d2d,48,350)
 fuzzy-if(skiaContent,1,116) == invalidate-1a.html invalidate-1-ref.html
 fuzzy-if(skiaContent,1,117) == invalidate-1b.html invalidate-1-ref.html
 
 # test that border-radius is reduced for scrollbars
 fails-if(Android) fuzzy-if(asyncPan&&!layersGPUAccelerated,12,12) fuzzy-if(browserIsRemote&&layersGPUAccelerated&&/^Windows\x20NT\x206\.1/.test(http.oscpu),12,12) fuzzy-if(skiaContent&&!Android,1,50) fuzzy-if(gtkWidget&&layersGPUAccelerated,12,12) == scrollbar-clamping-1.html scrollbar-clamping-1-ref.html
 fails-if(Android) == scrollbar-clamping-2.html scrollbar-clamping-2-ref.html
 
 # Test for bad corner joins.
-fuzzy-if(true,1,1) == corner-joins-1.xhtml corner-joins-1-ref.xhtml
+fuzzy-if(true,1,1) fuzzy-if(webrender,13-13,900-1000) == corner-joins-1.xhtml corner-joins-1-ref.xhtml
 fuzzy(255,20) random-if(winWidget) fuzzy-if(skiaContent,255,610) HTTP(..) == corner-joins-2.xhtml corner-joins-2-ref.xhtml
 
 fuzzy-if(/^Windows\x20NT\x2010\.0/.test(http.oscpu)||/^Windows\x20NT\x206\.2/.test(http.oscpu),1,20) fuzzy-if(d2d,64,157) fuzzy-if(Android,166,400) fuzzy-if(skiaContent,58,145) == scroll-1.html scroll-1-ref.html # see bug 732535 #Bug 959166
 
 == transforms-1.html transforms-1-ref.html
 
 == zero-radius-clip-1.html zero-radius-clip-ref.html
 

--- a/layout/reftests/box-shadow/reftest.list
+++ b/layout/reftests/box-shadow/reftest.list
@@ -13,19 +13,19 @@ random != boxshadow-blur-2.html boxshado
 fails-if(Android) fuzzy-if(webrender,50,3310) == boxshadow-button.html boxshadow-button-ref.html
 fuzzy-if(OSX==1010,1,24) fuzzy-if(d2d,16,908) fuzzy-if(webrender,48,2040) == boxshadow-large-border-radius.html boxshadow-large-border-radius-ref.html # Bug 1209649
 
 fails-if(Android) == boxshadow-fileupload.html boxshadow-fileupload-ref.html
 fuzzy-if(skiaContent,13,28) == boxshadow-inner-basic.html boxshadow-inner-basic-ref.svg
 random-if(layersGPUAccelerated) == boxshadow-mixed.html boxshadow-mixed-ref.html
 random-if(d2d) fuzzy-if(skiaContent,1,100) fuzzy-if(webrender,127,3528) == boxshadow-rounded-spread.html boxshadow-rounded-spread-ref.html
 fuzzy-if(skiaContent,1,50) HTTP(..) == boxshadow-dynamic.xul boxshadow-dynamic-ref.xul
-random-if(d2d) == boxshadow-onecorner.html boxshadow-onecorner-ref.html
-random-if(d2d) == boxshadow-twocorners.html boxshadow-twocorners-ref.html
-random-if(d2d) == boxshadow-threecorners.html boxshadow-threecorners-ref.html
+random-if(d2d) fuzzy-if(webrender,1-1,10-20) == boxshadow-onecorner.html boxshadow-onecorner-ref.html
+random-if(d2d) fuzzy-if(webrender,1-1,20-30) == boxshadow-twocorners.html boxshadow-twocorners-ref.html
+random-if(d2d) fuzzy-if(webrender,1-1,40-50) == boxshadow-threecorners.html boxshadow-threecorners-ref.html
 fuzzy(2,440) fuzzy-if(webrender,25,1300) == boxshadow-skiprect.html boxshadow-skiprect-ref.html
 == boxshadow-opacity.html boxshadow-opacity-ref.html
 == boxshadow-color-rounding.html boxshadow-color-rounding-ref.html
 == boxshadow-color-rounding-middle.html boxshadow-color-rounding-middle-ref.html
 fuzzy(3,500) fuzzy-if(d2d,2,1080) fuzzy-if(webrender,12,1500) == boxshadow-border-radius-int.html boxshadow-border-radius-int-ref.html
 fuzzy-if(webrender,1,4) == boxshadow-inset-neg-spread.html about:blank
 == boxshadow-inset-neg-spread2.html boxshadow-inset-neg-spread2-ref.html
 fuzzy(26,3610) fuzzy-if(d2d,26,5910) fuzzy-if(webrender,43,200) == boxshadow-rotated.html boxshadow-rotated-ref.html # Bug 1211264

--- a/layout/reftests/bugs/reftest.list
+++ b/layout/reftests/bugs/reftest.list
@@ -727,19 +727,19 @@ fuzzy-if(skiaContent,2,5) == 381507-1.ht
 == 384576-1.html 384576-1-ref.html
 == 384762-1.html about:blank
 == 384876-1.html 384876-1-ref.html
 == 385533-1.html about:blank # assertion test
 HTTP(..) == 385569-1a.html 385569-1-ref.html
 HTTP(..) == 385569-1b.html 385569-1-ref.html
 == 385607-1.html 385607-1-ref.html
 == 385823-1.html 385823-1-ref.html
-== 385823-2a.html 385823-2-ref.html
+fuzzy-if(webrender,0-1,0-600) == 385823-2a.html 385823-2-ref.html
 fails-if(!styloVsGecko) == 385823-2b.html 385823-2-ref.html
-== 385823-2c.html 385823-2-ref.html
+fuzzy-if(webrender,0-1,0-600) == 385823-2c.html 385823-2-ref.html
 fuzzy-if(skiaContent,2,11) fails-if(styloVsGecko) == 385870-1.html 385870-1-ref.html
 fuzzy-if(skiaContent,2,3) == 385870-2.html 385870-2-ref.html
 == 386014-1a.html 386014-1-ref.html
 == 386014-1b.html 386014-1-ref.html
 == 386014-1c.html 386014-1-ref.html
 == 386065-1.html 386065-1-ref.html
 == 386065-2.html about:blank
 test-pref(layout.float-fragments-inside-column.enabled,false) fails-if(!styloVsGecko) == 386147-1.html 386147-1-ref.html
@@ -966,17 +966,17 @@ fails-if(!styloVsGecko) == 413027-3.html
 == 413286-2b.html 413286-2-ref.html
 == 413286-2c.html 413286-2-ref.html
 == 413286-3.html 413286-3-ref.html
 == 413286-4a.html 413286-4-ref.html
 == 413286-4b.html 413286-4-ref.html
 == 413286-5.html 413286-5-ref.html
 == 413286-6.html 413286-6-ref.html
 == 413292-1.html 413292-1-ref.html
-fuzzy-if(Android,11,17) == 413361-1.html 413361-1-ref.html # bug 1128229
+fuzzy-if(Android,11,17) fuzzy-if(webrender,0-1,0-10) == 413361-1.html 413361-1-ref.html # bug 1128229
 == 413840-background-unchanged.html 413840-background-unchanged-ref.html
 == 413840-ltr-offsets.html 413840-ltr-offsets-ref.html
 == 413840-rtl-offsets.html 413840-rtl-offsets-ref.html
 == 413840-pushed-line-bullet.html 413840-pushed-line-bullet-ref.html
 == 413840-bullet-first-line.html 413840-bullet-first-line-ref.html
 == 413982.html 413982-ref.html
 == 414123.xhtml 414123-ref.xhtml
 == 414638.html 414638-ref.html
@@ -1192,18 +1192,18 @@ test-pref(dom.use_xbl_scopes_for_remote_
 == 454361.html about:blank
 == 455105-1.html 455105-ref.html
 == 455105-2.html 455105-ref.html
 == 455171-5.html 455171-5-ref.html
 == 455280-1.xhtml 455280-1-ref.xhtml
 == 455826-1.html 455826-1-ref.html
 fails-if(cocoaWidget) fails-if(Android) == 456147.xul 456147-ref.html # bug 458047
 fuzzy-if(Android,11,41) fuzzy-if(winWidget||gtkWidget,4,6) fuzzy-if(d2d,4,69) fuzzy-if(skiaContent,42,150) == 456219-1a.html 456219-1-ref.html # bug 1128229
-fuzzy-if(Android,11,41) fuzzy-if(winWidget||gtkWidget,4,6) fuzzy-if(d2d,4,69) fuzzy-if(skiaContent,42,150) == 456219-1b.html 456219-1-ref.html # bug 1128229
-fuzzy-if(Android,11,41) fuzzy-if(winWidget||gtkWidget,4,6) fuzzy-if(d2d,4,69) fuzzy-if(skiaContent,42,150) == 456219-1c.html 456219-1-ref.html # bug 1128229
+fuzzy-if(Android,11,41) fuzzy-if(winWidget||gtkWidget,4,6) fuzzy-if(d2d,4,69) fuzzy-if(skiaContent,42,150) fuzzy-if(webrender,24-24,150-200) == 456219-1b.html 456219-1-ref.html # bug 1128229
+fuzzy-if(Android,11,41) fuzzy-if(winWidget||gtkWidget,4,6) fuzzy-if(d2d,4,69) fuzzy-if(skiaContent,42,150) fuzzy-if(webrender,24-24,150-200) == 456219-1c.html 456219-1-ref.html # bug 1128229
 fuzzy-if(skiaContent,1,45) == 456219-2.html 456219-2-ref.html
 == 456330-1.gif 456330-1-ref.png
 == 456484-1.html 456484-1-ref.html
 == 457398-1.html 457398-1-ref.html
 == 457398-2.html 457398-2-ref.html
 == 458296-1a.html 458296-1a-ref.html
 == 458296-1b.html 458296-1-ref.html
 == 458296-1c.html 458296-1-ref.html
@@ -1953,17 +1953,17 @@ fuzzy-if(skiaContent,1,1) == 1202512-2.h
 == 1209994-4.html 1209994-4-ref.html
 == 1222226-1.html 1222226-1-ref.html
 pref(layout.css.overflow-clip-box.enabled,true) fails-if(styloVsGecko||stylo) == 1226278.html 1226278-ref.html
 == 1230466.html about:blank
 random-if(gtkWidget) != 1238243-1.html 1238243-1-notref.html # may fail on Linux, depending on Korean fonts available
 == 1238243-2.html 1238243-2-ref.html
 fuzzy(100,2000) == 1239564.html 1239564-ref.html
 == 1242172-1.html 1242172-1-ref.html
-== 1242172-2.html 1242172-2-ref.html
+fuzzy-if(webrender,0-1,0-2400) == 1242172-2.html 1242172-2-ref.html
 == 1242781.html 1242781-ref.html
 == 1263845.html 1263845-ref.html
 == 1260543-1.html 1260543-1-ref.html
 == 1271714-1.html 1271714-1-ref.html
 == 1272997-1.html 1272997-1-ref.html
 random-if(!winWidget) == 1273154-1.html 1273154-1-ref.html # depends on Windows font
 random-if(!winWidget) == 1273154-2.html 1273154-2-ref.html # depends on Windows font
 fails-if(styloVsGecko) == 1274368-1.html 1274368-1-ref.html

--- 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
-fuzzy-if(webrender,255,2) == min-width-2.html min-width-2-ref.html
+fuzzy-if(webrender,255-255,30-40) == 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/css-ui-invalid/default-style/reftest.list
+++ b/layout/reftests/css-ui-invalid/default-style/reftest.list
@@ -1,10 +1,10 @@
 == input.html input-ref.html
-== button.html button-ref.html
+fuzzy-if(webrender,1-1,5-10) == button.html button-ref.html
 fails-if(styloVsGecko) == textarea.html textarea-ref.html
 == select.html select-ref.html
 == fieldset.html fieldset-ref.html
 == output.html output-ref.html
 random-if(winWidget) needs-focus == input-focus.html input-focus-ref.html # Intermittent failures, bug 660224
 needs-focus == button-focus.html button-focus-ref.html
 needs-focus fails-if(styloVsGecko) == textarea-focus.html textarea-focus-ref.html
 random-if(winWidget) needs-focus == select-focus.html select-focus-ref.html # Intermittent failures, bug 660224

--- a/layout/reftests/dom/reftest.list
+++ b/layout/reftests/dom/reftest.list
@@ -46,10 +46,10 @@
 # test appending some nodes whose frame construction should be done lazily
 # followed by appending a node that might not be done lazily
 == multipleappendwithxul.xhtml multipleappendwithxul-ref.xhtml
 == multipleappendwithinput.xhtml multipleappendwithinput-ref.xhtml
 == multipleappendwitheditable.xhtml multipleappendwitheditable-ref.xhtml
 
 fails-if(styloVsGecko||stylo) == xbl-children-1.xhtml xbl-children-1-ref.xhtml
 == xbl-children-2.xhtml about:blank
-== xbl-children-3.xhtml xbl-children-3-ref.html
+fuzzy-if(webrender,8-8,1000-1100) == xbl-children-3.xhtml xbl-children-3-ref.html
 == xbl-children-4.xhtml about:blank

--- a/layout/reftests/svg/as-image/reftest.list
+++ b/layout/reftests/svg/as-image/reftest.list
@@ -155,18 +155,18 @@ fuzzy-if(skiaContent,255,10) == img-novb
 
 == list-simple-1.html list-simple-1-ref.html
 
 == svg-image-simple-1.svg lime100x100.svg
 == svg-image-simple-2.svg lime100x100.svg
 == svg-image-simple-3.svg lime100x100.svg
 
 # tests for <svg> files that include themselves as an <image>
-== svg-image-recursive-1a.svg  svg-image-recursive-1-ref.svg
-== svg-image-recursive-1b.svg  svg-image-recursive-1-ref.svg
+fuzzy-if(webrender,1-1,3-5) == svg-image-recursive-1a.svg  svg-image-recursive-1-ref.svg
+fuzzy-if(webrender,1-1,3-5) == svg-image-recursive-1b.svg  svg-image-recursive-1-ref.svg
 == svg-image-recursive-2a.svg  svg-image-recursive-2-ref.svg
 == svg-image-recursive-2b.html svg-image-recursive-2-ref.svg
 
 # tests for external resources vs. data URIs in SVG as an image
 == svg-image-datauri-1.html            lime100x100.svg
 HTTP == svg-image-datauri-1.html       lime100x100.svg
 == svg-image-external-1.html           blue100x100.svg
 HTTP == svg-image-external-1.html      blue100x100.svg

--- a/layout/reftests/svg/reftest.list
+++ b/layout/reftests/svg/reftest.list
@@ -328,17 +328,17 @@ fuzzy-if(skiaContent,7,175) fuzzy-if(ski
 == overflow-on-outer-svg-02d.xhtml overflow-on-outer-svg-02-ref.xhtml
 == overflow-on-outer-svg-03a.xhtml overflow-on-outer-svg-03-ref.xhtml
 == overflow-on-outer-svg-03b.xhtml overflow-on-outer-svg-03-ref.xhtml
 
 == paint-on-maskLayer-1a.html paint-on-maskLayer-1-ref.html
 == paint-on-maskLayer-1b.html paint-on-maskLayer-1-ref.html
 pref(layout.css.clip-path-shapes.enabled,true) == paint-on-maskLayer-1c.html paint-on-maskLayer-1-ref.html
 pref(svg.paint-order.enabled,true) == paint-order-01.svg paint-order-01-ref.svg
-pref(svg.paint-order.enabled,true) == paint-order-02.svg paint-order-02-ref.svg
+pref(svg.paint-order.enabled,true) fuzzy-if(webrender,1-1,110-120) == paint-order-02.svg paint-order-02-ref.svg
 pref(svg.paint-order.enabled,true) == paint-order-03.svg paint-order-03-ref.svg
 
 #fuzzy(23,60) fails-if(d2d) == path-01.svg path-01-ref.svg
 == path-02.svg pass.svg
 == path-03.svg pass.svg
 == path-04.svg pass.svg
 == path-05.svg pass.svg
 fuzzy-if(skiaContent,1,400) == path-06.svg path-06-ref.svg

--- a/layout/reftests/svg/smil/transform/reftest.list
+++ b/layout/reftests/svg/smil/transform/reftest.list
@@ -4,15 +4,15 @@
 fuzzy(111,1802) fuzzy-if(skiaContent,130,1000) == additive-1.svg additive-1-ref.svg # bug 981344, bug 1239766
 == animate-width-1.svg lime.svg
 fuzzy-if(cocoaWidget,1,32) fuzzy-if(winWidget,15,30) fuzzy-if(gtkWidget,1,30) == paced-1.svg paced-1-ref.svg # bug 981640, Bug 1293550
 fuzzy-if(skiaContent,7,90) == rotate-angle-1.svg rotate-angle-ref.svg
 fuzzy-if(skiaContent,7,90) == rotate-angle-2.svg rotate-angle-ref.svg
 fuzzy-if(skiaContent,7,130) == rotate-angle-3.svg rotate-angle-ref.svg
 fuzzy-if(skiaContent,7,90) == rotate-angle-4.svg rotate-angle-ref.svg
 fuzzy-if(skiaContent,1,130) == rotate-angle-5.svg rotate-angle-ref.svg
-fuzzy(12,27) fuzzy-if(skiaContent,1,180) fuzzy-if(Android,16,3) == scale-1.svg scale-1-ref.svg  # bug 981004
+fuzzy(12,27) fuzzy-if(skiaContent,1,180) fuzzy-if(Android,16,3) fuzzy-if(webrender,7-7,300-310) == scale-1.svg scale-1-ref.svg  # bug 981004
 == set-transform-1.svg lime.svg
 fuzzy-if(winWidget||gtkWidget||OSX,1,27) fuzzy-if(skiaContent,7,1548) == skew-1.svg skew-1-ref.svg # bug 983671, Bug 1260629
 == translate-clipPath-1.svg lime.svg
 == translate-gradient-1.svg lime.svg
 == translate-pattern-1.svg lime.svg
 == use-1.svg lime.svg

--- a/layout/reftests/svg/svg-integration/clip-path/reftest.list
+++ b/layout/reftests/svg/svg-integration/clip-path/reftest.list
@@ -13,32 +13,32 @@ default-preferences pref(layout.css.clip
 == clip-path-polygon-007.html clip-path-stripes-001-ref.html
 == clip-path-polygon-008.html clip-path-stripes-002-ref.html
 == clip-path-polygon-009.html clip-path-square-002-ref.html
 == clip-path-polygon-010.html clip-path-stripes-001-ref.html
 == clip-path-polygon-011.html clip-path-stripes-001-ref.html
 == clip-path-polygon-012.html clip-path-stripes-001-ref.html
 fuzzy-if(skiaContent,1,20) == clip-path-polygon-013.html clip-path-stripes-003-ref.html
 
-fuzzy-if(webrender,89,690) == clip-path-circle-001.html clip-path-circle-001-ref.html
-fuzzy-if(webrender,89,690) == clip-path-circle-002.html clip-path-circle-001-ref.html
-fuzzy-if(webrender,89,690) == clip-path-circle-003.html clip-path-circle-001-ref.html
-fuzzy-if(webrender,89,690) == clip-path-circle-004.html clip-path-circle-001-ref.html
+fuzzy-if(webrender,90-90,700-710) == clip-path-circle-001.html clip-path-circle-001-ref.html
+fuzzy-if(webrender,90-90,700-710) == clip-path-circle-002.html clip-path-circle-001-ref.html
+fuzzy-if(webrender,90-90,700-710) == clip-path-circle-003.html clip-path-circle-001-ref.html
+fuzzy-if(webrender,90-90,700-710) == clip-path-circle-004.html clip-path-circle-001-ref.html
 fuzzy-if(webrender,64,714) == clip-path-circle-005.html clip-path-circle-002-ref.html
-fuzzy-if(webrender,89,690) == clip-path-circle-006.html clip-path-circle-001-ref.html
+fuzzy-if(webrender,90-90,700-710) == clip-path-circle-006.html clip-path-circle-001-ref.html
 fuzzy-if(webrender,64,714) == clip-path-circle-007.html clip-path-circle-002-ref.html
 fuzzy-if(webrender,64,714) == clip-path-circle-008.html clip-path-circle-002-ref.html
 fuzzy-if(webrender,64,714) == clip-path-circle-009.html clip-path-circle-003-ref.html
 fuzzy-if(webrender,64,714) == clip-path-circle-010.html clip-path-circle-004-ref.html
 fuzzy-if(webrender,64,714) == clip-path-circle-011.html clip-path-circle-005-ref.html
 fuzzy-if(webrender,64,714) == clip-path-circle-012.html clip-path-circle-006-ref.html
 fuzzy-if(webrender,64,714) == clip-path-circle-013.html clip-path-circle-002-ref.html
-fuzzy-if(webrender,89,698) == clip-path-circle-014.html clip-path-circle-007-ref.html
+fuzzy-if(webrender,90-90,700-710) == clip-path-circle-014.html clip-path-circle-007-ref.html
 fuzzy-if(webrender,64,714) == clip-path-circle-015.html clip-path-circle-008-ref.html
-fuzzy-if(webrender,89,702) == clip-path-circle-016.html clip-path-circle-009-ref.html
+fuzzy-if(webrender,90-90,700-710) == clip-path-circle-016.html clip-path-circle-009-ref.html
 fuzzy-if(webrender,128,714) == clip-path-circle-017.html clip-path-circle-007-ref.html
 fuzzy-if(webrender,64,714) == clip-path-circle-018.html clip-path-circle-010-ref.html
 fuzzy-if(webrender,64,714) == clip-path-circle-019.html clip-path-circle-002-ref.html
 fuzzy-if(webrender,64,714) == clip-path-circle-020.html clip-path-circle-002-ref.html
 == clip-path-circle-021.html clip-path-circle-021-ref.html
 
 fuzzy-if(webrender,64,1106) == clip-path-ellipse-001.html clip-path-ellipse-001-ref.html
 fuzzy-if(webrender,64,1106) == clip-path-ellipse-002.html clip-path-ellipse-001-ref.html