diff --git a/dom/canvas/test/webgl-mochitest.ini b/dom/canvas/test/webgl-mochitest.ini
index 6a9d440ab860..be3e5ed24d4d 100644
--- a/dom/canvas/test/webgl-mochitest.ini
+++ b/dom/canvas/test/webgl-mochitest.ini
@@ -65,7 +65,7 @@ fail-if = (os == 'win' && (os_version == '5.1' || os_version == '6.1'))
 [webgl-mochitest/test_implicit_color_buffer_float.html]
 [webgl-mochitest/test_highp_fs.html]
 [webgl-mochitest/test_no_arr_points.html]
-skip-if = android_version == '10' || android_version == '18' #Android 2.3 and 4.3 aws only; bug 1030942
+skip-if = android_version == '18' #Android 4.3 aws only; bug 1030942
 [webgl-mochitest/test_noprog_draw.html]
 [webgl-mochitest/test_privileged_exts.html]
 [webgl-mochitest/test_renderer_strings.html]
diff --git a/dom/media/webaudio/test/mochitest.ini b/dom/media/webaudio/test/mochitest.ini
index ca5ec4b9aab5..4c508d5adae7 100644
--- a/dom/media/webaudio/test/mochitest.ini
+++ b/dom/media/webaudio/test/mochitest.ini
@@ -49,7 +49,6 @@ skip-if = (toolkit == 'gonk') || (toolkit == 'android') || debug #bug 906752
 [test_audioBufferSourceNodePassThrough.html]
 [test_audioBufferSourceNodeRate.html]
 [test_AudioContext.html]
-skip-if = android_version == '10' # bug 1138462
 [test_audioContextSuspendResumeClose.html]
 skip-if = buildapp == 'mulet'
 tags=capturestream
diff --git a/js/src/tests/jstests.list b/js/src/tests/jstests.list
index c7a1a4c18df6..d743d920192b 100644
--- a/js/src/tests/jstests.list
+++ b/js/src/tests/jstests.list
@@ -385,6 +385,3 @@ skip script test262/ch13/13.1/13.1-13gs.js
 skip script test262/ch13/13.2/13.2-19-b-3gs.js
 skip script test262/ch14/14.1/14.1-4gs.js
 skip script test262/ch14/14.1/14.1-5gs.js
-
-# Bug 917508: fails on Android x86 emulator
-skip-if(Android&&AndroidVersion>=17) script test262/ch11/11.5/11.5.3/S11.5.3_A4_T2.js
diff --git a/layout/reftests/border-radius/reftest.list b/layout/reftests/border-radius/reftest.list
index 504771b89ece..79e5becc2d6e 100644
--- a/layout/reftests/border-radius/reftest.list
+++ b/layout/reftests/border-radius/reftest.list
@@ -43,14 +43,14 @@ fuzzy-if(skiaContent,1,13) == clipping-3.html clipping-3-ref.xhtml # edge of bor
 
 # Tests for clipping the contents of replaced elements and overflow!=visible
 != clipping-4-ref.html clipping-4-notref.html
-fuzzy-if(true,1,20) fuzzy-if(cocoaWidget,1,180) fuzzy-if(Android&&browserIsRemote,7,169) fuzzy-if(Android&&!browserIsRemote,140,237) == clipping-4-canvas.html clipping-4-ref.html # bug 732535
+fuzzy-if(true,1,20) 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) == 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,1,77) == clipping-5-refi.html clipping-5-ref.html
-fuzzy-if(true,1,7) fuzzy-if(cocoaWidget,1,99) fuzzy-if(Android&&browserIsRemote,7,89) fuzzy-if(Android&&!browserIsRemote,99,115) fuzzy-if(skiaContent,1,77) == clipping-5-refc.html clipping-5-ref.html # bug 732535
+fuzzy-if(true,1,7) 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) == clipping-6.html clipping-6-ref.html # PaintedLayer and MaskLayer with transforms that aren't identical
 fuzzy-if(true,2,29) fuzzy-if(Android,255,586) fuzzy-if(skiaContent,16,27) == 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
@@ -58,7 +58,7 @@ fuzzy-if(cocoaWidget,1,4) == intersecting-clipping-1-canvas.html intersecting-cl
 == 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,1,135) == intersecting-clipping-1-refi.html intersecting-clipping-1-ref.html
-fuzzy-if(true,1,33) fuzzy-if(cocoaWidget,1,332) fuzzy-if(Android&&browserIsRemote,7,310) fuzzy-if(Android&&!browserIsRemote,124,440) fuzzy-if(skiaContent,1,135) == intersecting-clipping-1-refc.html intersecting-clipping-1-ref.html # bug 732535
+fuzzy-if(true,1,33) 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
 
 # Inheritance
 == inherit-1.html inherit-1-ref.html # border-radius shouldn't inherit
@@ -78,7 +78,7 @@ skip-if(B2G||Mulet) fails-if(Android) == scrollbar-clamping-2.html scrollbar-cla
 fuzzy-if(true,1,1) == corner-joins-1.xhtml corner-joins-1-ref.xhtml
 fuzzy(255,20) skip-if(B2G||Mulet) random-if(winWidget) fuzzy-if(skiaContent,255,610) HTTP(..) == corner-joins-2.xhtml corner-joins-2-ref.xhtml # Initial mulet triage: parity with B2G/B2G Desktop
 
-skip-if(B2G||Mulet) fuzzy-if(/^Windows\x20NT\x2010\.0/.test(http.oscpu)||/^Windows\x20NT\x206\.2/.test(http.oscpu),1,20) fuzzy-if(Android&&browserIsRemote,7,146) fuzzy-if(Android&&!browserIsRemote,166,400) fuzzy-if(skiaContent,64,70) == scroll-1.html scroll-1-ref.html # see bug 732535 #Bug 959166 # Initial mulet triage: parity with B2G/B2G Desktop
+skip-if(B2G||Mulet) fuzzy-if(/^Windows\x20NT\x2010\.0/.test(http.oscpu)||/^Windows\x20NT\x206\.2/.test(http.oscpu),1,20) fuzzy-if(Android,166,400) fuzzy-if(skiaContent,64,70) == scroll-1.html scroll-1-ref.html # see bug 732535 #Bug 959166 # Initial mulet triage: parity with B2G/B2G Desktop
 
 == transforms-1.html transforms-1-ref.html
 
diff --git a/layout/reftests/bugs/reftest.list b/layout/reftests/bugs/reftest.list
index 2727dc7275a5..51f003621efa 100644
--- a/layout/reftests/bugs/reftest.list
+++ b/layout/reftests/bugs/reftest.list
@@ -1708,7 +1708,7 @@ needs-focus != 703186-1.html 703186-2.html
 == 714519-1-q.html 714519-1-ref.html
 == 714519-2-as.html 714519-2-ref.html
 == 714519-2-q.html 714519-2-ref.html
-skip-if(B2G||Mulet) fuzzy-if(true,1,21) fuzzy-if(cocoaWidget,1,170) fuzzy-if(Android&&browserIsRemote,7,157) == 718521.html 718521-ref.html # bug 760270 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
+skip-if(B2G||Mulet) fuzzy-if(true,1,21) fuzzy-if(cocoaWidget,1,170) == 718521.html 718521-ref.html # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
 == 720987.html 720987-ref.html
 == 722888-1.html 722888-1-ref.html
 == 722923-1.html 722923-1-ref.html
diff --git a/layout/reftests/layers/reftest.list b/layout/reftests/layers/reftest.list
index 397753ced6b4..beb228a2451e 100644
--- a/layout/reftests/layers/reftest.list
+++ b/layout/reftests/layers/reftest.list
@@ -1,5 +1,5 @@
 == move-to-background-1.html move-to-background-1-ref.html
-fuzzy-if(cocoaWidget,2,6) random-if(Android&&!browserIsRemote) == component-alpha-exit-1.html component-alpha-exit-1-ref.html # bug 760275
+fuzzy-if(cocoaWidget,2,6) random-if(Android) == component-alpha-exit-1.html component-alpha-exit-1-ref.html # bug 760275
 != pull-background-1.html about:blank
 != pull-background-2.html about:blank
 != pull-background-3.html about:blank 
diff --git a/layout/reftests/percent-overflow-sizing/reftest.list b/layout/reftests/percent-overflow-sizing/reftest.list
index 12286c2ab32c..094427906b5b 100644
--- a/layout/reftests/percent-overflow-sizing/reftest.list
+++ b/layout/reftests/percent-overflow-sizing/reftest.list
@@ -1,26 +1,26 @@
 == simpleHeight100.html greenbox.html
 == simpleAbsHeight.html greenbox.html
-skip-if(B2G||Mulet) random-if(transparentScrollbars) fails-if(Android&&browserIsRemote) == hScrollSimpleHeight.html greenboxhbar.html # bug 650591, 732565 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
-skip-if(B2G||Mulet) random-if(transparentScrollbars) fails-if(Android&&browserIsRemote) == hScrollSimpleHeightQuirks-1.html greenboxhbar.html # bug 650591, 732565 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
-skip-if(B2G||Mulet) random-if(transparentScrollbars) fails-if(Android&&browserIsRemote) == hScrollSimpleHeightQuirks-2.html greenboxhbar.html # bug 650591, 732565 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
-skip-if(B2G||Mulet) random-if(transparentScrollbars) fails-if(Android&&browserIsRemote) == hScrollSimpleHeightQuirks-3.html greenboxhbar.html # bug 650591, 732565 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
-skip-if(B2G||Mulet) random-if(transparentScrollbars) fails-if(Android&&browserIsRemote) == hScrollAbsHeight.html greenboxhbar.html # bug 650591, 732565 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
-skip-if(B2G||Mulet) random-if(transparentScrollbars) fails-if(Android&&browserIsRemote) == hScrollAbsHeightQuirks.html greenboxhbar.html # bug 650591, 732565 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
+skip-if(B2G||Mulet) random-if(transparentScrollbars) == hScrollSimpleHeight.html greenboxhbar.html # bug 650591 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
+skip-if(B2G||Mulet) random-if(transparentScrollbars) == hScrollSimpleHeightQuirks-1.html greenboxhbar.html # bug 650591 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
+skip-if(B2G||Mulet) random-if(transparentScrollbars) == hScrollSimpleHeightQuirks-2.html greenboxhbar.html # bug 650591 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
+skip-if(B2G||Mulet) random-if(transparentScrollbars) == hScrollSimpleHeightQuirks-3.html greenboxhbar.html # bug 650591 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
+skip-if(B2G||Mulet) random-if(transparentScrollbars) == hScrollAbsHeight.html greenboxhbar.html # bug 650591 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
+skip-if(B2G||Mulet) random-if(transparentScrollbars) == hScrollAbsHeightQuirks.html greenboxhbar.html # bug 650591 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
 == simpleHeight100D.html greenbox.html
 == simpleAbsHeightD.html greenbox.html
-skip-if(B2G||Mulet) random-if(transparentScrollbars) fails-if(Android&&browserIsRemote) == hScrollSimpleHeightD.html greenboxhbar.html # bug 650591, 732565 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
-skip-if(B2G||Mulet) random-if(transparentScrollbars) fails-if(Android&&browserIsRemote) == hScrollSimpleHeightQuirks-1D.html greenboxhbar.html # bug 650591, 732565 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
-skip-if(B2G||Mulet) random-if(transparentScrollbars) fails-if(Android&&browserIsRemote) == hScrollSimpleHeightQuirks-2D.html greenboxhbar.html # bug 650591, 732565 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
-random-if(transparentScrollbars) fuzzy-if(B2G,1,11) fails-if(Android&&browserIsRemote) == hScrollSimpleHeightQuirks-3D.html greenboxhbar.html # bug 650591, 732565, 1136304
-skip-if(B2G||Mulet) random-if(transparentScrollbars) fails-if(Android&&browserIsRemote) == hScrollAbsHeightD.html greenboxhbar.html # bug 650591, 732565 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
-skip-if(B2G||Mulet) random-if(transparentScrollbars) fails-if(Android&&browserIsRemote) == hScrollAbsHeightQuirksD.html greenboxhbar.html # bug 650591, 732565 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
+skip-if(B2G||Mulet) random-if(transparentScrollbars) == hScrollSimpleHeightD.html greenboxhbar.html # bug 650591 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
+skip-if(B2G||Mulet) random-if(transparentScrollbars) == hScrollSimpleHeightQuirks-1D.html greenboxhbar.html # bug 650591 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
+skip-if(B2G||Mulet) random-if(transparentScrollbars) == hScrollSimpleHeightQuirks-2D.html greenboxhbar.html # bug 650591 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
+random-if(transparentScrollbars) fuzzy-if(B2G,1,11) == hScrollSimpleHeightQuirks-3D.html greenboxhbar.html # bug 650591, 1136304
+skip-if(B2G||Mulet) random-if(transparentScrollbars) == hScrollAbsHeightD.html greenboxhbar.html # bug 650591 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
+skip-if(B2G||Mulet) random-if(transparentScrollbars) == hScrollAbsHeightQuirksD.html greenboxhbar.html # bug 650591 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
 == simpleMinHeight100D.html greenbox.html
 == simpleAbsMinHeightD.html greenbox.html
-skip-if(B2G||Mulet) random-if(transparentScrollbars) fails-if(Android&&browserIsRemote) == hScrollSimpleMinHeightD.html greenboxhbar.html # bug 650591, 732565 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
-skip-if(B2G||Mulet) random-if(transparentScrollbars) fails-if(Android&&browserIsRemote) == hScrollSimpleMinHeightQuirks-1D.html greenboxhbar.html # bug 650591, 732565 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
-skip-if(B2G||Mulet) random-if(transparentScrollbars) fails-if(Android&&browserIsRemote) == hScrollSimpleMinHeightQuirks-3D.html greenboxhbar.html # bug 650591, 732565 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
-skip-if(B2G||Mulet) random-if(transparentScrollbars) fails-if(Android&&browserIsRemote) == hScrollAbsMinHeightD.html greenboxhbar.html # bug 650591, 732565 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
-skip-if(B2G||Mulet) random-if(transparentScrollbars) fails-if(Android&&browserIsRemote) == hScrollAbsMinHeightQuirksD.html greenboxhbar.html # bug 650591, 732565 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
+skip-if(B2G||Mulet) random-if(transparentScrollbars) == hScrollSimpleMinHeightD.html greenboxhbar.html # bug 650591 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
+skip-if(B2G||Mulet) random-if(transparentScrollbars) == hScrollSimpleMinHeightQuirks-1D.html greenboxhbar.html # bug 650591 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
+skip-if(B2G||Mulet) random-if(transparentScrollbars) == hScrollSimpleMinHeightQuirks-3D.html greenboxhbar.html # bug 650591 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
+skip-if(B2G||Mulet) random-if(transparentScrollbars) == hScrollAbsMinHeightD.html greenboxhbar.html # bug 650591 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
+skip-if(B2G||Mulet) random-if(transparentScrollbars) == hScrollAbsMinHeightQuirksD.html greenboxhbar.html # bug 650591 # bug 773482 # Initial mulet triage: parity with B2G/B2G Desktop
 == dynamicHeight100.html dynamicHeight100-ref.html
 == nestedHeight.html nestedHeight-ref.html
 == nestedHeightQuirks.html nestedHeightQuirks-ref.html
diff --git a/layout/reftests/scrolling/reftest.list b/layout/reftests/scrolling/reftest.list
index 8f41ee12c265..1ac0cf53f54f 100644
--- a/layout/reftests/scrolling/reftest.list
+++ b/layout/reftests/scrolling/reftest.list
@@ -6,9 +6,9 @@ HTTP == fixed-opacity-1.html fixed-opacity-1.html?ref
 skip-if(B2G||Mulet) HTTP == fixed-opacity-2.html fixed-opacity-2.html?ref # Initial mulet triage: parity with B2G/B2G Desktop
 skip-if(B2G||Mulet) random-if(gtkWidget) fuzzy-if(Android,3,60) HTTP == fixed-text-1.html fixed-text-1.html?ref # Initial mulet triage: parity with B2G/B2G Desktop
 HTTP == fixed-text-2.html fixed-text-2.html?ref
-random-if(Android&&!browserIsRemote) skip-if((B2G&&browserIsRemote)||Mulet) fuzzy-if(/^Windows\x20NT\x2010\.0/.test(http.oscpu),1,12) == iframe-border-radius.html iframe-border-radius-ref.html # bug 760269 # Initial mulet triage: parity with B2G/B2G Desktop
+random-if(Android) skip-if((B2G&&browserIsRemote)||Mulet) fuzzy-if(/^Windows\x20NT\x2010\.0/.test(http.oscpu),1,12) == iframe-border-radius.html iframe-border-radius-ref.html # bug 760269 # Initial mulet triage: parity with B2G/B2G Desktop
 random-if(Android) HTTP == image-1.html image-1.html?ref
-random-if(Android&&!browserIsRemote) HTTP == opacity-mixed-scrolling-1.html opacity-mixed-scrolling-1.html?ref # bug 760269
+random-if(Android) HTTP == opacity-mixed-scrolling-1.html opacity-mixed-scrolling-1.html?ref # bug 760269
 skip-if(B2G||Mulet) random-if(cocoaWidget) HTTP == opacity-mixed-scrolling-2.html opacity-mixed-scrolling-2.html?ref # see bug 625357 # Initial mulet triage: parity with B2G/B2G Desktop
 skip-if(Android) pref(layout.css.scroll-behavior.enabled,true) pref(layout.css.scroll-behavior.property-enabled,true) == scroll-behavior-1.html scroll-behavior-1.html?ref # see bug 1041833
 skip-if(Android) pref(layout.css.scroll-behavior.enabled,true) pref(layout.css.scroll-behavior.property-enabled,true) == scroll-behavior-2.html scroll-behavior-2.html?ref # see bug 1041833
diff --git a/layout/xul/grid/reftests/reftest.list b/layout/xul/grid/reftests/reftest.list
index ebaa0a82fa2d..a7ef9fa32bb8 100644
--- a/layout/xul/grid/reftests/reftest.list
+++ b/layout/xul/grid/reftests/reftest.list
@@ -13,6 +13,6 @@ skip-if((B2G&&browserIsRemote)||Mulet) fuzzy-if(skiaContent,1,50000) == not-full
 skip-if((B2G&&browserIsRemote)||Mulet) fuzzy-if(skiaContent,1,60000) == not-full-row-leaf-align.xul not-full-basic-ref.xhtml # Initial mulet triage: parity with B2G/B2G Desktop
 skip-if((B2G&&browserIsRemote)||Mulet) fuzzy-if(skiaContent,1,50000) == not-full-row-leaf-pack.xul not-full-row-leaf-pack-ref.xhtml # Initial mulet triage: parity with B2G/B2G Desktop
 skip-if((B2G&&browserIsRemote)||Mulet) fuzzy-if(skiaContent,1,80000) == not-full-row-leaf-direction.xul not-full-row-leaf-pack-ref.xhtml
-skip-if(B2G||Mulet) random-if(transparentScrollbars) fails-if(Android&&browserIsRemote) fuzzy-if(OSX==1010,1,565) == scrollable-columns.xul scrollable-columns-ref.xhtml # bug 650597, 732569 # Initial mulet triage: parity with B2G/B2G Desktop
+skip-if(B2G||Mulet) random-if(transparentScrollbars) fuzzy-if(OSX==1010,1,565) == scrollable-columns.xul scrollable-columns-ref.xhtml # bug 650597 # Initial mulet triage: parity with B2G/B2G Desktop
 fails skip-if((B2G&&browserIsRemote)||Mulet) == scrollable-rows.xul scrollable-rows-ref.xhtml # Initial mulet triage: parity with B2G/B2G Desktop
 skip-if((B2G&&browserIsRemote)||Mulet) == sizing-2d.xul sizing-2d-ref.xul # Initial mulet triage: parity with B2G/B2G Desktop