--- a/layout/reftests/bugs/reftest.list
+++ b/layout/reftests/bugs/reftest.list
@@ -552,19 +552,19 @@ fuzzy-if(skiaContent,2,4) == 362594-2c.h
 skip-if(Android) == 363706-1.html 363706-1-ref.html
 != 363706-1.html about:blank
 == 363728-1.html 363728-1-ref.html
 == 363728-2.html 363728-2-ref.html
 fuzzy-if(skiaContent||Android,4,11) == 363858-1.html 363858-1-ref.html
 == 363858-2.html 363858-2-ref.html
 == 363858-3.html 363858-3-ref.html
 == 363858-4.html 363858-4-ref.html
-fuzzy-if(OSX>=1008,45,2) fuzzy-if(winWidget,114,1) == 363858-5a.html 363858-5-ref.html
+fuzzy-if(OSX,45,2) fuzzy-if(winWidget,114,1) == 363858-5a.html 363858-5-ref.html
 == 363858-5b.html 363858-5-ref.html
-fuzzy-if(OSX>=1008,45,2) fuzzy-if(winWidget,114,1) == 363858-6a.html 363858-6-ref.html
+fuzzy-if(OSX,45,2) fuzzy-if(winWidget,114,1) == 363858-6a.html 363858-6-ref.html
 == 363858-6b.html 363858-6-ref.html
 == 363874.html 363874-ref.html
 == 363874-max-width.html 363874-max-width-ref.html
 == 364066-1.html 364066-1-ref.html
 == 364079-1.html 364079-1-ref.html
 == 364318-1.xhtml 364318-1-ref.xhtml
 == 364861-1.html 364861-1-ref.html
 == 364862-1.html 364862-1-ref.html
@@ -1456,17 +1456,17 @@ fuzzy-if(skiaContent,1,50) == 526463-1.h
 == 531098-1.html 531098-1-ref.html
 fuzzy-if(Android,2,48) == 531200-1.html 531200-1-ref.html
 == 531371-1.html 531371-1-ref.html
 == 534526-1a.html 534526-1-ref.html
 == 534526-1b.html 534526-1-ref.html
 == 534804-1.html 534804-1-ref.html
 == 534808-1.html 534808-1-ref.html
 == 534808-2.html 534808-2-ref.html
-fails-if(OSX==1007) == 534919-1.html 534919-1-ref.html # Bug 705044
+== 534919-1.html 534919-1-ref.html
 random == 536061.html 536061-ref.html # fixedpoint division in blur code makes this fail
 == 537471-1.html 537471-1-ref.html
 == 537507-1.xul 537507-1-ref.xul
 == 537507-2.html 537507-2-ref.html
 == 538909-1.html 538909-1-ref.html
 == 538935-1.html 538935-1-ref.html
 == 539226-1.html about:blank
 == 539323-1.html 539323-1-ref.html
@@ -1582,17 +1582,17 @@ fails-if(Android) random-if(layersGPUAcc
 fuzzy-if(Android,3,256) == 582037-2a.html 582037-2-ref.html
 fuzzy-if(Android,3,256) == 582037-2b.html 582037-2-ref.html
 asserts(1-2) == 582146-1.html about:blank
 == 582476-1.svg 582476-1-ref.svg
 == 584400-dash-length.svg 584400-dash-length-ref.svg
 == 584699-1.html 584699-1-ref.html
 fuzzy-if(Android,2,48) == 585598-2.xhtml 585598-2-ref.xhtml
 == 586400-1.html 586400-1-ref.html
-fuzzy-if(d2d,52,1051) fuzzy-if(OSX==1008,129,1068) == 586683-1.html 586683-1-ref.html
+fuzzy-if(d2d,52,1051) == 586683-1.html 586683-1-ref.html
 == 589615-1a.xhtml 589615-1-ref.html
 == 589615-1b.html 589615-1-ref.html
 == 589672-1.html 589672-1-ref.html
 != 589682-1.html 589682-1-notref.html
 pref(dom.meta-viewport.enabled,true) skip-if(Android) == 593243-1.html 593243-1-ref.html # bug 593168
 pref(dom.meta-viewport.enabled,true) skip-if(Android) == 593243-2.html 593243-2-ref.html # bug 593168
 == 593544-1.html 593544-1-ref.html
 random-if(Android) == 594333-1.html 594333-1-ref.html
@@ -1639,17 +1639,17 @@ HTTP(..) != 615121-2.html 615121-2-notre
 == 617242-1.html 617242-1-ref.html
 != 618071.html 618071-notref.html
 == 619117-1.html 619117-1-ref.html
 HTTP(..) == 619511-1.html 619511-1-ref.html
 skip-if(Android) HTTP(..) == 621253-1-externalFilter.html 621253-1-ref.html
 skip-if(Android) == 621253-1-internalFilter.html 621253-1-ref.html
 HTTP(..) == 621253-2-externalFilter.html 621253-2-ref.html
 == 621253-2-internalFilter.html 621253-2-ref.html
-random-if(winWidget) fuzzy-if(OSX==1008,19,17) == 621918-1.svg 621918-1-ref.svg # 1-pixel diacritic positioning discrepancy in rotated text (may depend on platform fonts)
+random-if(winWidget) == 621918-1.svg 621918-1-ref.svg # 1-pixel diacritic positioning discrepancy in rotated text (may depend on platform fonts)
 random-if(winWidget) HTTP(..) == 621918-2.svg 621918-2-ref.svg # same 1px issue as above, and HTTP(..) for filters.svg, used to mask antialiasing issues where glyphs touch
 fuzzy-if(d2d,5,1) == 622585-1.html 622585-1-ref.html # bug 789402
 fuzzy-if(Android,8,300) fuzzy-if(skiaContent,1,40000) == 625409-1.html 625409-1-ref.html
 == 627393-1.html about:blank
 fuzzy-if(skiaContent,1,500) == 630835-1.html about:blank
 == 631352-1.html 631352-1-ref.html
 skip-if(!haveTestPlugin) fails-if(Android) fuzzy-if(winWidget&&!layersGPUAccelerated,102,535) fuzzy-if(skiaContent&&!Android,102,11000) == 632423-1.html 632423-1-ref.html
 skip-if(Android) random-if(winWidget||OSX==1010) == 632781-verybig.html 632781-ref.html
@@ -1793,17 +1793,17 @@ fuzzy-if(OSX,1,364) fuzzy-if(skiaContent
 fuzzy(2,10000) fuzzy-if(Android,5,10000) == 902330-1.html 902330-1-ref.html
 fuzzy-if(Android,8,400) == 906199-1.html 906199-1-ref.html
 == 921716-1.html 921716-1-ref.html
 == 926155-1.html 926155-1-ref.html
 fuzzy-if(cocoaWidget,1,40) == 928607-1.html 928607-1-ref.html
 fuzzy-if(skiaContent,1,3) == 931464-1.html 931464-1-ref.html
 == 931853.html 931853-ref.html
 == 931853-quirks.html 931853-quirks-ref.html
-fuzzy-if(OSX==1006,2,30) == 933264-1.html 933264-1-ref.html
+== 933264-1.html 933264-1-ref.html
 == 936670-1.svg 936670-1-ref.svg
 == 941940-1.html 941940-1-ref.html
 fails == 942017.html 942017-ref.html # bug 942017
 fuzzy-if(Android,1,1) fuzzy-if(skiaContent,1,160000) == 942672-1.html 942672-1-ref.html
 == 953334-win32-clipping.html 953334-win32-clipping-ref.html
 fuzzy-if(skiaContent,1,5) == 956513-1.svg 956513-1-ref.svg
 == 944291-1.html 944291-1-ref.html
 == 950436-1.html 950436-1-ref.html
@@ -1950,17 +1950,17 @@ fuzzy(1,74) fails-if(gtkWidget) == 11743
 == 1209994-1.html 1209994-1-ref.html
 == 1209994-2.html 1209994-2-ref.html
 == 1209994-3.html 1209994-3-ref.html
 == 1209994-4.html 1209994-4-ref.html
 == 1222226-1.html 1222226-1-ref.html
 pref(layout.css.overflow-clip-box.enabled,true) == 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
-random-if(OSX==1006) == 1238243-2.html 1238243-2-ref.html # fails on 10.6 with default fonts because filler has a visible glyph
+== 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
 == 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

--- a/layout/reftests/canvas/reftest.list
+++ b/layout/reftests/canvas/reftest.list
@@ -23,17 +23,17 @@ random-if(cocoaWidget) == subpixel-1.htm
 != text-rtl-left.html text-rtl-right.html
 
 == text-ltr-left.html text-rtl-left.html
 
 == text-ltr-alignment-test.html text-ltr-alignment-ref.html
 == text-rtl-alignment-test.html text-rtl-alignment-ref.html
 
 == text-horzline-with-bottom.html text-horzline.html
-fails-if(azureSkia&&OSX>=1008) == text-horzline-with-top.html text-horzline.html
+fails-if(azureSkia&&OSX) == text-horzline-with-top.html text-horzline.html
 
 != text-big-stroke.html text-blank.html
 != text-big-stroke.html text-big-fill.html
 
 == text-context-state-test.html text-context-state-ref.html
 == text-font-inherit.html text-big-fill.html
 == text-space-replace-test.html text-space-replace-ref.html
 
@@ -54,19 +54,18 @@ random-if(!d2d) != text-subpixel-1.html 
 
 == strokeText-path.html strokeText-path-ref.html
 
 # check that emoji character renders as something non-blank (for Apple Color Emoji font, bug 715798)
 # apparently fails on some 10.7 systems for unknown reasons, bug 804522.
 ## Currently fails most places due to partial backout of bug 808288, see bug 837461.
 ## (Marking "random" rather than "fails" because it would pass for people
 ## if they have an Emoji font installed when running the tests.)
-## WAS: random-if(OSX==1007) != text-emoji.html text-emoji-notref.html
 # With Skia canvas on OS X (bug 932958) it fails even on 10.8 and 10.10.
-random-if(cocoaWidget&&azureSkia) random-if(!cocoaWidget||OSX==1006||OSX==1007) != text-emoji.html text-emoji-notref.html
+random-if(cocoaWidget&&azureSkia) random-if(!cocoaWidget) != text-emoji.html text-emoji-notref.html
 
 # azure quartz uses CGDrawLinearGradient instead of DrawShading
 # so we have less control over degenerate behaviour as tested by this
 # test
 fails-if((azureSkia&&!azureSkiaGL)||azureQuartz||(azureSkiaGL&&Android)) == linear-gradient-1a.html linear-gradient-1-ref.html
 
 # this passes with cairo on 10.7 and 10.8 but not with azure for reasons unknown
 fails-if((azureSkia&&!azureSkiaGL)||azureQuartz||(azureSkiaGL&&Android)) == linear-gradient-1b.html linear-gradient-1-ref.html
@@ -78,17 +77,17 @@ fails-if((azureSkia&&!azureSkiaGL)||azur
 
 == dash-sanity.html data:text/html,<body>Pass
 fuzzy-if(azureSkia||skiaContent,9,470) random-if(Android) == dash-1.html dash-1-ref.svg  # Bug 668412 (really is android-specific, not IPC-specific)
 
 == ctm-sanity.html data:text/html,<body>Pass
 == ctm-singular-sanity.html data:text/html,<body>Pass
 == ctm-1.html ctm-1-ref.html
 
-fails-if(azureQuartz&&OSX==1006) == 672646-alpha-radial-gradient.html 672646-alpha-radial-gradient-ref.html # Bug 673333
+== 672646-alpha-radial-gradient.html 672646-alpha-radial-gradient-ref.html
 == 674003-alpha-radial-gradient-superlum.html 674003-alpha-radial-gradient-superlum-ref.html
 
 != 693610-1.html 693610-1-notref.html # bug 693610: multiple glyph runs should not be overprinted
 
 == 726951-shadow-clips.html 726951-shadow-clips-ref.html
 
 == transformed-clip.html transformed-clip-ref.html
 fuzzy-if(azureSkia,1,15) fuzzy-if(skiaContent,1,20) == transformed-gradient.html transformed-gradient-ref.html

--- a/layout/reftests/css-blending/reftest.list
+++ b/layout/reftests/css-blending/reftest.list
@@ -26,17 +26,17 @@ pref(layout.css.background-blend-mode.en
 fuzzy-if(skiaContent,1,1600) pref(layout.css.background-blend-mode.enabled,true) == background-blending-exclusion.html background-blending-exclusion-ref.svg
 fuzzy-if(cocoaWidget||d2d,1,1600) pref(layout.css.background-blend-mode.enabled,true) == background-blending-hard-light.html background-blending-hard-light-ref.svg
 fuzzy-if(azureQuartz,2,8000) fuzzy-if(d2d,1,9600) fuzzy-if(azureSkia||gtkWidget,2,9600) pref(layout.css.background-blend-mode.enabled,true) == background-blending-hue.html background-blending-hue-ref.svg
 pref(layout.css.background-blend-mode.enabled,true) == background-blending-lighten.html background-blending-lighten-ref.svg
 fuzzy-if(azureQuartz,2,8000) fuzzy-if(d2d,1,8000) fuzzy-if(azureSkia||gtkWidget,2,9600) pref(layout.css.background-blend-mode.enabled,true) == background-blending-luminosity.html background-blending-luminosity-ref.svg
 pref(layout.css.background-blend-mode.enabled,true) == background-blending-multiply.html background-blending-multiply-ref.svg
 pref(layout.css.background-blend-mode.enabled,true) == background-blending-normal.html background-blending-normal-ref.svg
 fuzzy-if(azureSkia||gtkWidget,1,1600) pref(layout.css.background-blend-mode.enabled,true) == background-blending-overlay.html background-blending-overlay-ref.svg
-fuzzy-if(d2d,1,1600) fuzzy-if(azureSkia||gtkWidget,2,12800) fuzzy-if(OSX==1006,1,1600) pref(layout.css.background-blend-mode.enabled,true) == background-blending-saturation.html background-blending-saturation-ref.svg
+fuzzy-if(d2d,1,1600) fuzzy-if(azureSkia||gtkWidget,2,12800) pref(layout.css.background-blend-mode.enabled,true) == background-blending-saturation.html background-blending-saturation-ref.svg
 fuzzy-if(d2d||azureSkia||gtkWidget,1,1600) pref(layout.css.background-blend-mode.enabled,true) == background-blending-screen.html background-blending-screen-ref.svg
 fuzzy-if(azureQuartz,1,1600) fuzzy-if(d2d||azureSkia||gtkWidget,10,4800) pref(layout.css.background-blend-mode.enabled,true) == background-blending-soft-light.html background-blending-soft-light-ref.svg
 
 fuzzy-if(azureQuartz,2,40000) fuzzy-if(azureSkia||d2d||gtkWidget,1,40000) pref(layout.css.background-blend-mode.enabled,true) == background-blending-image-color-959674.html background-blending-image-color-959674-ref.html
 
 #fuzzy due to inconsistencies in rounded rect cliping between parent and child; may be related to antialiasing. Between platforms, the max difference is the same, and the number of different pixels is either 36 or 37. (Win, Mac and Lin)
 fuzzy(64,53) pref(layout.css.mix-blend-mode.enabled,true) == mix-blend-mode-952051.html mix-blend-mode-952051-ref.html
 

--- a/layout/reftests/css-gradients/reftest.list
+++ b/layout/reftests/css-gradients/reftest.list
@@ -18,19 +18,19 @@ fuzzy-if(!contentSameGfxBackendAsCanvas,
 == linear-diagonal-4c.html linear-diagonal-4-ref.html
 == linear-premul.html linear-premul-ref.html
 
 # these tests uses a similar gradient over different bounds. It's perfectly
 # reasonable to expect implementations to give slightly different results
 # if the gradients are not being normalized. Skia uses a lookup table for
 # gradients so it will have less precision when drawing a larger gradient
 fuzzy(2,11410) fuzzy-if(skiaContent,4,16000) == linear-diagonal-5a.html linear-diagonal-5-ref.html
-fuzzy(2,11568) fuzzy-if(azureQuartz&&OSX==1006,2,11657) fuzzy-if(skiaContent,8,20000) == linear-diagonal-6a.html linear-diagonal-6-ref.html
+fuzzy(2,11568) fuzzy-if(skiaContent,8,20000) == linear-diagonal-6a.html linear-diagonal-6-ref.html
 fuzzy(2,11605) fuzzy-if(skiaContent,8,20000) == linear-diagonal-7a.html linear-diagonal-7-ref.html
-fuzzy(2,11407) fuzzy-if(azureQuartz&&OSX==1006,2,11443) fuzzy-if(skiaContent,4,16000) == linear-diagonal-8a.html linear-diagonal-8-ref.html
+fuzzy(2,11407) fuzzy-if(skiaContent,4,16000) == linear-diagonal-8a.html linear-diagonal-8-ref.html
 
 fuzzy-if(cocoaWidget,4,29437) fuzzy-if(skiaContent,2,1700) == linear-diagonal-9a.html linear-diagonal-9-ref.html
 fuzzy(1,800000) == linear-flipped-1.html linear-flipped-1-ref.html
 == linear-position-1a.html linear-position-1-ref.html
 == linear-repeat-1a.html linear-repeat-1-ref.html
 fails-if(d2d) == linear-repeat-1b.html linear-repeat-1-ref.html # bug 582236
 == linear-repeat-1c.html linear-repeat-1-ref.html
 fails-if(d2d) == linear-repeat-1d.html linear-repeat-1-ref.html # bug 582236
@@ -109,32 +109,32 @@ fuzzy-if(skiaContent,18,600) == twostops
 fuzzy-if(skiaContent,18,600) == twostops-1b.html twostops-1-ref.html
 fuzzy-if(skiaContent,226,600) == twostops-1c.html twostops-1-ref.html
 fuzzy-if(skiaContent,141,300) == twostops-1d.html twostops-1-ref.html
 fuzzy-if(skiaContent,73,900) == twostops-1e.html twostops-1-ref.html
 fuzzy-if(skiaContent,18,600) == twostops-1f.html twostops-1-ref.html
 fuzzy-if(skiaContent,18,600) == twostops-1g.html twostops-1-ref.html
 
 # from http://www.xanthir.com/:4bhipd by way of http://a-ja.net/newgrad.html
-fuzzy-if(!contentSameGfxBackendAsCanvas,3,20000) fuzzy-if(azureSkiaGL||skiaContent&&layersGPUAccelerated,8,20000) fuzzy-if(azureQuartz&&OSX==1006,1,4646) == aja-linear-1a.html aja-linear-1-ref.html
+fuzzy-if(!contentSameGfxBackendAsCanvas,3,20000) fuzzy-if(azureSkiaGL||skiaContent&&layersGPUAccelerated,8,20000) == aja-linear-1a.html aja-linear-1-ref.html
 fails-if(!d2d&&!skiaContent) == aja-linear-1b.html aja-linear-1-ref.html # bug 526694
-fuzzy-if(!contentSameGfxBackendAsCanvas,3,20000) fuzzy-if(azureSkiaGL||skiaContent,8,20000) fuzzy-if(azureQuartz&&OSX==1006,1,4646) == aja-linear-1c.html aja-linear-1-ref.html 
-fuzzy-if(!contentSameGfxBackendAsCanvas,3,20000) fuzzy-if(azureSkiaGL||skiaContent,8,20000) fuzzy-if(azureQuartz&&OSX==1006,1,4646) == aja-linear-1d.html aja-linear-1-ref.html 
-fuzzy-if(!contentSameGfxBackendAsCanvas,3,20000) fuzzy-if(azureSkiaGL||skiaContent,8,20000) fuzzy-if(azureQuartz&&OSX==1006,1,4646) == aja-linear-1e.html aja-linear-1-ref.html 
-fuzzy-if(!contentSameGfxBackendAsCanvas,3,20000) fuzzy-if(azureSkiaGL||skiaContent,8,20000) fuzzy-if(azureQuartz&&OSX==1006,1,4646) == aja-linear-1f.html aja-linear-1-ref.html 
-fuzzy-if(!contentSameGfxBackendAsCanvas,3,20000) fuzzy-if(azureSkiaGL||skiaContent,8,20000) fuzzy-if(azureQuartz&&OSX==1006,1,4646) == aja-linear-1g.html aja-linear-1-ref.html 
-fuzzy-if(!contentSameGfxBackendAsCanvas,2,20000) fuzzy-if(azureSkiaGL||skiaContent,8,20000) fuzzy-if(azureQuartz&&OSX==1006,1,4667) == aja-linear-2a.html aja-linear-2-ref.html 
-fuzzy-if(!contentSameGfxBackendAsCanvas,2,20000) fuzzy-if(azureSkiaGL||skiaContent,8,20000) fuzzy-if(azureQuartz&&OSX==1006,1,4667) == aja-linear-2b.html aja-linear-2-ref.html 
+fuzzy-if(!contentSameGfxBackendAsCanvas,3,20000) fuzzy-if(azureSkiaGL||skiaContent,8,20000) == aja-linear-1c.html aja-linear-1-ref.html 
+fuzzy-if(!contentSameGfxBackendAsCanvas,3,20000) fuzzy-if(azureSkiaGL||skiaContent,8,20000) == aja-linear-1d.html aja-linear-1-ref.html 
+fuzzy-if(!contentSameGfxBackendAsCanvas,3,20000) fuzzy-if(azureSkiaGL||skiaContent,8,20000) == aja-linear-1e.html aja-linear-1-ref.html 
+fuzzy-if(!contentSameGfxBackendAsCanvas,3,20000) fuzzy-if(azureSkiaGL||skiaContent,8,20000) == aja-linear-1f.html aja-linear-1-ref.html 
+fuzzy-if(!contentSameGfxBackendAsCanvas,3,20000) fuzzy-if(azureSkiaGL||skiaContent,8,20000) == aja-linear-1g.html aja-linear-1-ref.html 
+fuzzy-if(!contentSameGfxBackendAsCanvas,2,20000) fuzzy-if(azureSkiaGL||skiaContent,8,20000) == aja-linear-2a.html aja-linear-2-ref.html 
+fuzzy-if(!contentSameGfxBackendAsCanvas,2,20000) fuzzy-if(azureSkiaGL||skiaContent,8,20000) == aja-linear-2b.html aja-linear-2-ref.html 
 fails == aja-linear-2c.html aja-linear-2-ref.html # bug 522607
 fails-if(!d2d&&!(skiaContent&&winWidget)) fuzzy-if(skiaContent&&!winWidget,1,200) == aja-linear-2d.html aja-linear-2-ref.html # bug 526694
 fuzzy-if(!contentSameGfxBackendAsCanvas,2,19999) fuzzy-if(azureSkiaGL||skiaContent,8,20000) fuzzy-if(azureQuartz,1,10553) == aja-linear-3a.html aja-linear-3-ref.html 
 fuzzy-if(!contentSameGfxBackendAsCanvas,2,19999) fuzzy-if(azureSkiaGL||skiaContent,8,20000) fuzzy-if(azureQuartz,1,10553) == aja-linear-3b.html aja-linear-3-ref.html 
-fuzzy-if(!contentSameGfxBackendAsCanvas,4,20000) fuzzy-if(azureSkiaGL||skiaContent,8,20000) fuzzy-if(azureQuartz&&OSX==1006,1,8655) == aja-linear-4a.html aja-linear-4-ref.html 
-fuzzy-if(!contentSameGfxBackendAsCanvas,4,20000) fuzzy-if(azureSkiaGL||skiaContent,8,20000) fuzzy-if(azureQuartz&&OSX==1006,1,8655) == aja-linear-4b.html aja-linear-4-ref.html 
-fuzzy-if(!contentSameGfxBackendAsCanvas,4,20000) fuzzy-if(azureSkiaGL||skiaContent,8,20000) fuzzy-if(azureQuartz&&OSX==1006,2,7878) == aja-linear-5a.html aja-linear-5-ref.html 
+fuzzy-if(!contentSameGfxBackendAsCanvas,4,20000) fuzzy-if(azureSkiaGL||skiaContent,8,20000) == aja-linear-4a.html aja-linear-4-ref.html 
+fuzzy-if(!contentSameGfxBackendAsCanvas,4,20000) fuzzy-if(azureSkiaGL||skiaContent,8,20000) == aja-linear-4b.html aja-linear-4-ref.html 
+fuzzy-if(!contentSameGfxBackendAsCanvas,4,20000) fuzzy-if(azureSkiaGL||skiaContent,8,20000) == aja-linear-5a.html aja-linear-5-ref.html 
 fuzzy-if(!contentSameGfxBackendAsCanvas,2,16500) fuzzy-if(azureSkiaGL||skiaContent,8,20000) fuzzy-if(azureQuartz,2,10163) == aja-linear-6a.html aja-linear-6-ref.html # bug 526708 
 fails == aja-linear-6b.html aja-linear-6-ref.html # bug 522607
 fuzzy-if(Android,6,10576) == height-dependence-1.html height-dependence-1-ref.html
 fuzzy-if(cocoaWidget,1,40000) fuzzy-if(Android,6,10576) == height-dependence-2.html height-dependence-2-ref.html
 fuzzy-if(Android,6,10576) == height-dependence-3.html height-dependence-3-ref.html
 
 == linear-onestopposition-1.html linear-onestopposition-1-ref.html
 fuzzy-if(d2d,47,400) == linear-onestopposition-1.html linear-onestopposition-1-ref2.html # d2d interpolates the hard stop

--- a/layout/reftests/font-matching/reftest.list
+++ b/layout/reftests/font-matching/reftest.list
@@ -112,16 +112,16 @@ skip-if(!cocoaWidget) HTTP(..) != apple-
 == italic-oblique-9.html italic-oblique-ref.html
 != italic-oblique-kinnari.html italic-oblique-kinnari-ref.html
 
 # system font generic per-language tests, only works under OSX currently
 # Bug 1212731 - initial implementation caused startup regression and
 # regression with full-width digits display in UI elements. Disable
 # tests until these problems are corrected.
 # random-if(!OSX) == system-generic-fallback-1.html system-generic-fallback-1-ref.html
-# random-if(!OSX||OSX<1008) == system-generic-fallback-2.html system-generic-fallback-2-ref.html
-# random-if(!OSX||OSX<1008) == system-generic-fallback-3.html system-generic-fallback-3-ref.html
-# random-if(!OSX||OSX<1008) == system-generic-fallback-4.html system-generic-fallback-4-ref.html
+# random-if(!OSX) == system-generic-fallback-2.html system-generic-fallback-2-ref.html
+# random-if(!OSX) == system-generic-fallback-3.html system-generic-fallback-3-ref.html
+# random-if(!OSX) == system-generic-fallback-4.html system-generic-fallback-4-ref.html
 # random-if(!OSX) != system-generic-fallback-ko.html system-generic-fallback-ja.html
 # random-if(!OSX) != system-generic-fallback-zh-tw.html system-generic-fallback-ja.html
 # random-if(!OSX) != system-generic-fallback-zh-cn.html system-generic-fallback-ja.html
 # random-if(!OSX) != system-generic-fallback-zh-tw.html system-generic-fallback-zh-cn.html
 

--- a/layout/reftests/forms/input/file/reftest.list
+++ b/layout/reftests/forms/input/file/reftest.list
@@ -1,7 +1,7 @@
-fails-if(Android) fuzzy-if(OSX==1006,8,152) == simple.html simple-ref.xul
-fails-if(Android) fuzzy-if(OSX==1006,8,76) == rtl.html rtl-ref.xul
-fails-if(Android) fuzzy-if(OSX==1006,8,152) == size.html simple-ref.xul
-fails-if(Android) fuzzy-if(OSX==1006,8,76) == background.html background-ref.xul
+fails-if(Android) == simple.html simple-ref.xul
+fails-if(Android) == rtl.html rtl-ref.xul
+fails-if(Android) == size.html simple-ref.xul
+fails-if(Android) == background.html background-ref.xul
 fails-if(Android) == style.html style-ref.xul
 != width-clip.html width-clip-ref.html
 fails-if(Android) == color-inherit.html color-inherit-ref.html

--- a/layout/reftests/list-item/reftest.list
+++ b/layout/reftests/list-item/reftest.list
@@ -1,12 +1,12 @@
-fuzzy-if(OSX>=1008,55,4) == numbering-1.html numbering-1-ref.html
+fuzzy-if(OSX,55,4) == numbering-1.html numbering-1-ref.html
 == numbering-2.html numbering-2-ref.html
-pref(layout.css.grid.enabled,true) fuzzy-if(OSX>=1008,8,1) == numbering-3.html numbering-3-ref.html
-fuzzy-if(OSX>=1008,72,2) == numbering-4.html numbering-4-ref.html
+pref(layout.css.grid.enabled,true) fuzzy-if(OSX,8,1) == numbering-3.html numbering-3-ref.html
+fuzzy-if(OSX,72,2) == numbering-4.html numbering-4-ref.html
 == ol-reversed-1a.html ol-reversed-1-ref.html
 asserts(1) == ol-reversed-1b.html ol-reversed-1-ref.html # bug 478135
 == ol-reversed-1c.html ol-reversed-1-ref.html
 == ol-reversed-2.html ol-reversed-2-ref.html
 == ol-reversed-3.html ol-reversed-3-ref.html
 == bullet-space-1.html bullet-space-1-ref.html
 == bullet-space-2.html bullet-space-2-ref.html
 == bullet-intrinsic-isize-1.html bullet-intrinsic-isize-1-ref.html

--- a/layout/reftests/mathml/reftest.list
+++ b/layout/reftests/mathml/reftest.list
@@ -238,17 +238,17 @@ random-if(gtkWidget) == menclose-2-round
 == menclose-2-top.html menclose-2-top-ref.html
 random-if(gtkWidget) == menclose-2-updiagonalarrow.html menclose-2-updiagonalarrow-ref.html # bug 1309426
 == menclose-2-updiagonalstrike.html menclose-2-updiagonalstrike-ref.html
 == menclose-2-verticalstrike.html menclose-2-verticalstrike-ref.html
 random-if(gtkWidget) == menclose-2-roundedbox.html menclose-2-roundedbox-ref.html # bug 1309426
 == menclose-2-phasorangle.html menclose-2-phasorangle-ref.html
 == menclose-3-box.html menclose-3-box-ref.html
 == menclose-3-madruwb.html menclose-3-madruwb-ref.html
-fails-if(Android||OSX==1006) == menclose-3-radical.html menclose-3-radical-ref.html # Bug 973917
+fails-if(Android) == menclose-3-radical.html menclose-3-radical-ref.html # Bug 973917
 == menclose-3-default.html menclose-3-default-ref.html
 == menclose-3-invalid.html menclose-3-invalid-ref.html
 == menclose-3-multiple.html menclose-3-multiple-ref.html
 == menclose-3-unknown.html menclose-3-unknown.html
 == menclose-4.html data:text/html,<body>Pass
 == menclose-5-actuarial.html menclose-5-actuarial-ref.html
 == menclose-5-bottom.html menclose-5-bottom-ref.html
 == menclose-5-box.html menclose-5-box-ref.html
@@ -280,19 +280,19 @@ fuzzy-if(d2d,7,1) == menclose-6-downdiag
 fuzzy-if(skiaContent,2,3) == menclose-6-roundedbox.html menclose-6-ref.html
 == menclose-6-top.html menclose-6-ref.html
 == menclose-6-updiagonalarrow.html menclose-6-ref.html
 fuzzy-if(d2d,7,1) == menclose-6-updiagonalstrike.html menclose-6-ref.html
 == menclose-6-verticalstrike.html menclose-6-ref.html
 == menclose-6-phasorangle.html menclose-6-ref.html
 == mmultiscript-align.html mmultiscript-align-ref.html
 fails-if(winWidget) == subscript-italic-correction.html subscript-italic-correction-ref.html # bug 961482
-fails-if(Android||OSX==1006) == mathvariant-1a.html mathvariant-1a-ref.html # Bug 1010679
-fails-if(Android||OSX==1006) == mathvariant-1b.html mathvariant-1b-ref.html # Bug 1010679
-fails-if(Android||OSX==1006) == mathvariant-1c.html mathvariant-1c-ref.html # Bug 1010679
+fails-if(Android) == mathvariant-1a.html mathvariant-1a-ref.html # Bug 1010679
+fails-if(Android) == mathvariant-1b.html mathvariant-1b-ref.html # Bug 1010679
+fails-if(Android) == mathvariant-1c.html mathvariant-1c-ref.html # Bug 1010679
 == mathvariant-1d.html mathvariant-1d-ref.html
 fails-if(Android||OSX) == mathvariant-2.html mathvariant-2-ref.html # Bugs 1010678, 1010679
 == mathvariant-3.html mathvariant-3-ref.html
 == mathvariant-4.html mathvariant-4-ref.html
 == mathvariant-5.html mathvariant-5-ref.html
 == dtls-1.html dtls-1-ref.html
 == dtls-2.html dtls-2-ref.html
 == dtls-3.html dtls-3-ref.html

--- a/layout/reftests/position-sticky/reftest.list
+++ b/layout/reftests/position-sticky/reftest.list
@@ -34,18 +34,18 @@ fuzzy-if(Android,2,3) == stacking-contex
 == left-right-2.html left-right-2-ref.html
 == left-right-3.html left-right-3-ref.html
 fuzzy-if(Android,4,810) == containing-block-1.html containing-block-1-ref.html
 == overconstrained-1.html overconstrained-1-ref.html
 == overconstrained-2.html overconstrained-2-ref.html
 == overconstrained-3.html overconstrained-3-ref.html
 == inline-1.html inline-1-ref.html
 == inline-2.html inline-2-ref.html
-fuzzy-if(OSX==1006||OSX==1007,64,100) fuzzy-if(OSX>=1008,99,210) == inline-3.html inline-3-ref.html
+fuzzy-if(OSX,99,210) == inline-3.html inline-3-ref.html
 skip-if(!asyncPan) == inline-4.html inline-4-ref.html
 fails == column-contain-1a.html column-contain-1-ref.html
 == column-contain-1b.html column-contain-1-ref.html
 == column-contain-2.html column-contain-2-ref.html
 == block-in-inline-1.html block-in-inline-1-ref.html
 fuzzy-if(skiaContent,1,22) fuzzy-if(winWidget&&!layersGPUAccelerated,116,1320) fuzzy-if(Android,8,1533) == block-in-inline-2.html block-in-inline-2-ref.html
-fuzzy-if(Android,8,630) fuzzy-if(OSX>=1008,1,11) fuzzy-if(skiaContent,1,220) fuzzy-if(winWidget&&!layersGPUAccelerated,116,1320) == block-in-inline-3.html block-in-inline-3-ref.html
+fuzzy-if(Android,8,630) fuzzy-if(OSX,1,11) fuzzy-if(skiaContent,1,220) fuzzy-if(winWidget&&!layersGPUAccelerated,116,1320) == block-in-inline-3.html block-in-inline-3-ref.html
 == block-in-inline-continuations.html block-in-inline-continuations-ref.html
 fuzzy-if(winWidget&&!layersGPUAccelerated,140,140) == inner-table-1.html inner-table-1-ref.html

--- a/layout/reftests/svg/reftest.list
+++ b/layout/reftests/svg/reftest.list
@@ -327,17 +327,17 @@ random-if(winWidget) == text-gradient-02
 fuzzy-if(skiaContent,1,5500) == text-gradient-03.svg pass.svg
 HTTP(..) == text-gradient-04.svg text-gradient-04-ref.svg
 == text-in-link-01.svg text-in-link-01-ref.svg
 == text-in-link-02.svg text-in-link-02-ref.svg
 == text-in-link-03.svg text-in-link-03-ref.svg
 # Tests for bug 546813: sanity-check using HTML text, then test SVG behavior.
 != text-language-00.xhtml text-language-00-ref.xhtml
 random-if(gtkWidget) != text-language-01.xhtml text-language-01-ref.xhtml # Fails on Linux tryserver due to lack of CJK fonts.
-fuzzy-if(OSX==1007,6,2) fuzzy-if(OSX==1008,46,26) == text-layout-01.svg text-layout-01-ref.svg
+== text-layout-01.svg text-layout-01-ref.svg
 == text-layout-02.svg text-layout-02-ref.svg
 == text-layout-03.svg text-layout-03-ref.svg
 == text-layout-04.svg text-layout-04-ref.svg
 == text-layout-05.svg text-layout-05-ref.svg
 fuzzy-if(cocoaWidget&&layersGPUAccelerated,1,3) == text-layout-06.svg text-layout-06-ref.svg
 == text-layout-07.svg text-layout-07-ref.svg
 == text-layout-08.svg text-layout-08-ref.svg
 == text-scale-01.svg text-scale-01-ref.svg

--- a/layout/reftests/svg/smil/transform/reftest.list
+++ b/layout/reftests/svg/smil/transform/reftest.list
@@ -8,11 +8,11 @@ fuzzy-if(skiaContent,1,220) == rotate-an
 == rotate-angle-2.svg rotate-angle-ref.svg
 fuzzy-if(skiaContent,1,130) == rotate-angle-3.svg rotate-angle-ref.svg
 fuzzy-if(skiaContent,1,110) == 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
 == set-transform-1.svg lime.svg
 fuzzy-if(winWidget||gtkWidget||OSX,1,27) fuzzy-if(Android&&skiaContent,1,20) == skew-1.svg skew-1-ref.svg # bug 983671, Bug 1260629
 == translate-clipPath-1.svg lime.svg
-fails-if(OSX==1006&&!skiaContent) == translate-gradient-1.svg lime.svg
+== translate-gradient-1.svg lime.svg
 == translate-pattern-1.svg lime.svg
 == use-1.svg lime.svg

--- a/layout/reftests/text/reftest.list
+++ b/layout/reftests/text/reftest.list
@@ -169,17 +169,17 @@ random-if(!winWidget) == arial-bold-lam-
 # Fallback (presentation-forms) shaping with a font that lacks GSUB/GPOS
 # These tests are not valid with Mac or FT2 font backends because our masking of complex-script ranges
 # in the 'cmap' will prevent the test font (without GSUB) being used.
 fails-if(cocoaWidget||Android) HTTP(..) == arabic-fallback-1.html arabic-fallback-1-ref.html
 fails-if(cocoaWidget||Android) HTTP(..) == arabic-fallback-2.html arabic-fallback-2-ref.html
 fails-if(cocoaWidget||Android) HTTP(..) == arabic-fallback-3.html arabic-fallback-3-ref.html
 fails-if(!cocoaWidget&&!Android) HTTP(..) != arabic-fallback-4.html arabic-fallback-4-notref.html
 == arabic-marks-1.html arabic-marks-1-ref.html
-fails-if(OSX<1008) == arabic-final-ligature-spacing.html arabic-final-ligature-spacing-ref.html
+== arabic-final-ligature-spacing.html arabic-final-ligature-spacing-ref.html
 # harfbuzz fallback mark stacking in the absence of GPOS:
 HTTP(..) != fallback-mark-stacking-1.html fallback-mark-stacking-1-notref.html
 
 == 726392-1.html 726392-1-ref.html
 == 726392-2.html 726392-2-ref.html
 == 726392-3.html 726392-3-ref.html
 == 745555-1.html 745555-1-ref.html
 == 745555-2.html 745555-2-ref.html
@@ -193,18 +193,18 @@ HTTP(..) == 1331339-script-extensions-sh
 != emoji-01.html emoji-01-notref.html
 != emoji-02.html emoji-02-notref.html
 
 # Bug 727276: tests with variation selectors 15 and 16 to control emoji rendering style
 == emoji-03.html emoji-03-ref.html
 # the next two will fail on OS X 10.6 because no color emoji font is present,
 # and also on Android platforms until we have color emoji fonts there.
 # Tests rely on bundled EmojiOne Mozilla to pass on Windows <8.1 and Linux.
-fails-if(OSX==1006||Android) != emoji-03.html emoji-03-notref.html
-fails-if(OSX==1006||Android) == emoji-04.html emoji-04-ref.html
+fails-if(Android) != emoji-03.html emoji-03-notref.html
+fails-if(Android) == emoji-04.html emoji-04-ref.html
 != emoji-05.html emoji-05-notref.html
 
 # check that Graphite shaping (bug 631479) is working
 pref(gfx.font_rendering.graphite.enabled,true) HTTP(..) == graphite-01.html graphite-01-ref.html
 # Test 02 (using Pig Latin) is fuzzy on Win7 because glyph positioning is not guaranteed to match exactly
 # between a sequence of simple glyphs rendered individually, and the same sequence treated as a single cluster.
 fuzzy-if(winWidget,49,220) pref(gfx.font_rendering.graphite.enabled,true) HTTP(..) == graphite-02.html graphite-02-ref.html
 pref(gfx.font_rendering.graphite.enabled,true) HTTP(..) != graphite-03a.html graphite-03-notref.html
@@ -312,18 +312,18 @@ HTTP(..) == graphite-surrogate-selection
 == auto-hyphenation-sv-1.html auto-hyphenation-sv-1-ref.html # test swedish patterns
 != auto-hyphenation-sv-1.html auto-hyphenation-sv-1-notref.html # verify swedish != english
 == auto-hyphenation-tr-1.html auto-hyphenation-tr-1-ref.html
 == auto-hyphenation-uk-1.html auto-hyphenation-uk-1-ref.html
 
 == auto-hyphenation-transformed-1.html auto-hyphenation-transformed-1-ref.html
 
 # osx-font-smoothing - with and without subpixel AA, only under OSX
-fails-if(!cocoaWidget||OSX==1006||OSX==1007) != osx-font-smoothing.html osx-font-smoothing-ref.html
-fails-if(!cocoaWidget||OSX==1006||OSX==1007) != osx-font-smoothing-2.html osx-font-smoothing-2-notref.html
+fails-if(!cocoaWidget) != osx-font-smoothing.html osx-font-smoothing-ref.html
+fails-if(!cocoaWidget) != osx-font-smoothing-2.html osx-font-smoothing-2-notref.html
 == osx-font-smoothing-2.html osx-font-smoothing-2-ref.html
 
 pref(layout.css.text-align-unsafe-value.enabled,true) == text-align-unsafe.html text-align-unsafe-ref.html
 
 # stray control chars should be visible by default, bug 1099557
 != control-chars-01a.html control-chars-01-notref.html
 != control-chars-01b.html control-chars-01-notref.html
 != control-chars-01c.html control-chars-01-notref.html

--- a/layout/reftests/transform-3d/reftest.list
+++ b/layout/reftests/transform-3d/reftest.list
@@ -18,18 +18,18 @@ fuzzy-if(gtkWidget||winWidget,8,376) fuz
 == preserve3d-2b.html preserve3d-2-ref.html
 == preserve3d-2c.html preserve3d-2-ref.html
 == preserve3d-2d.html preserve3d-2-ref.html
 == preserve3d-3a.html preserve3d-3-ref.html
 == preserve3d-4a.html about:blank
 fuzzy-if(gtkWidget,4,200) fuzzy-if(Android,4,300) fuzzy-if(winWidget&&!layersGPUAccelerated,2,100) fuzzy-if(skiaContent,16,100) == preserve3d-5a.html preserve3d-5-ref.html
 == preserve3d-6a.html preserve3d-6-ref.html
 == scale3d-z.html scalez-1-ref.html
-fuzzy-if(winWidget,143,689) fuzzy-if(OSX>=1008,224,924) == scale3d-all.html scale3d-1-ref.html # subpixel AA
-fuzzy-if(winWidget,143,689) fuzzy-if(OSX>=1008,224,924) == scale3d-all-separate.html scale3d-1-ref.html # subpixel AA
+fuzzy-if(winWidget,143,689) fuzzy-if(OSX,224,924) == scale3d-all.html scale3d-1-ref.html # subpixel AA
+fuzzy-if(winWidget,143,689) fuzzy-if(OSX,224,924) == scale3d-all-separate.html scale3d-1-ref.html # subpixel AA
 == scale3d-xz.html scale3d-1-ref.html
 == translatez-1a.html translatez-1-ref.html
 != translatez-1b.html translatez-1-ref.html
 == translate3d-1a.html translate3d-1-ref.html
 fuzzy-if(skiaContent,1,4) == matrix3d-1a.html matrix3d-1-ref.html
 == matrix3d-2a.html matrix3d-2-ref.html
 == rotate3d-1a.html rotatex-1-ref.html
 == rotate3d-2a.html rotatey-1-ref.html