diff --git a/layout/reftests/canvas/reftest.list b/layout/reftests/canvas/reftest.list
index 682c654c9d8a..41a9a0f918fa 100644
--- a/layout/reftests/canvas/reftest.list
+++ b/layout/reftests/canvas/reftest.list
@@ -3,7 +3,7 @@ fuzzy-if(Android,8,1000) == size-1.html size-1-ref.html
 
 == empty-transaction-1.html empty-transaction-1-ref.html
 
-fails-if(webrender&&!gtkWidget) == image-rendering-test.html image-rendering-ref.html
+fails-if(webrender&&winWidget) == image-rendering-test.html image-rendering-ref.html
 == image-shadow.html image-shadow-ref.html
 
 asserts-if(cocoaWidget,0-2) == size-change-1.html size-change-1-ref.html
diff --git a/layout/reftests/css-gradients/reftest.list b/layout/reftests/css-gradients/reftest.list
index d5ec9976c68d..e6c2c037a61c 100644
--- a/layout/reftests/css-gradients/reftest.list
+++ b/layout/reftests/css-gradients/reftest.list
@@ -1,5 +1,5 @@
 fuzzy-if(!contentSameGfxBackendAsCanvas,4,88500) fuzzy-if(azureSkiaGL||skiaContent,4,89700) == linear-1a.html linear-1-ref.html
-fuzzy-if(!contentSameGfxBackendAsCanvas,2,88500) fuzzy-if(azureSkiaGL,2,89997) fuzzy-if(skiaContent,1,16000) fuzzy-if(webrender,1,23905) == linear-keywords-1a.html linear-keywords-1-ref.html
+fuzzy-if(!contentSameGfxBackendAsCanvas,2,88500) fuzzy-if(azureSkiaGL,2,89997) fuzzy-if(skiaContent,1,16000) fuzzy-if(webrender,1,23918) == linear-keywords-1a.html linear-keywords-1-ref.html
 == linear-diagonal-1a.html linear-diagonal-1-ref.html
 == linear-diagonal-2a.html linear-diagonal-2-ref.html
 == linear-diagonal-3a.html linear-diagonal-3-ref.html
diff --git a/mobile/android/app/mobile.js b/mobile/android/app/mobile.js
index 778982e28232..0903d2f83b76 100644
--- a/mobile/android/app/mobile.js
+++ b/mobile/android/app/mobile.js
@@ -704,9 +704,9 @@ pref("dom.phonenumber.substringmatching.BR", 8);
 pref("dom.phonenumber.substringmatching.CO", 10);
 pref("dom.phonenumber.substringmatching.VE", 7);
 
-// Enable hardware-accelerated Skia canvas
+// Support, but deprecate, hardware-accelerated Skia canvas
 pref("gfx.canvas.azure.backends", "skia");
-pref("gfx.canvas.azure.accelerated", true);
+pref("gfx.canvas.azure.accelerated", false);
 pref("gfx.canvas.azure.accelerated.limit", 64);
 
 // See ua-update.json.in for the packaged UA override list
diff --git a/modules/libpref/init/all.js b/modules/libpref/init/all.js
index 2cedb0a715e6..2a9d307e5f5b 100644
--- a/modules/libpref/init/all.js
+++ b/modules/libpref/init/all.js
@@ -814,8 +814,6 @@ pref("gfx.content.azure.backends", "direct2d1.1,skia,cairo");
 #ifdef XP_MACOSX
 pref("gfx.content.azure.backends", "skia");
 pref("gfx.canvas.azure.backends", "skia");
-// Accelerated cg canvas where available (10.7+)
-pref("gfx.canvas.azure.accelerated", true);
 #else
 pref("gfx.canvas.azure.backends", "skia");
 pref("gfx.content.azure.backends", "skia");
diff --git a/testing/web-platform/meta/webvtt/rendering/cues-with-video/processing-model/too_many_cues.html.ini b/testing/web-platform/meta/webvtt/rendering/cues-with-video/processing-model/too_many_cues.html.ini
index 7fa53c034cf8..9357769599b9 100644
--- a/testing/web-platform/meta/webvtt/rendering/cues-with-video/processing-model/too_many_cues.html.ini
+++ b/testing/web-platform/meta/webvtt/rendering/cues-with-video/processing-model/too_many_cues.html.ini
@@ -1,4 +1,3 @@
 [too_many_cues.html]
   expected:
-    if (os == "mac") and (processor == "x86_64") and (bits == 64): PASS
     FAIL