Backed out changeset 83c2ba6648ac (bug 1773696) for causing mochitest failures on TimeStamp.h CLOSED TREE

dom/base/nsDOMWindowUtils.cpp

@@ -777,13 +777,7 @@ nsDOMWindowUtils::SendWheelEvent(float aX, float aY, double aDeltaX,
   wheelEvent.mRefPoint =
       nsContentUtils::ToWidgetPoint(CSSPoint(aX, aY), offset, presContext);
 
-  if (StaticPrefs::test_events_async_enabled()) {
-    widget->DispatchInputEvent(&wheelEvent);
-  } else {
-    nsEventStatus status = nsEventStatus_eIgnore;
-    nsresult rv = widget->DispatchEvent(&wheelEvent, status);
-    NS_ENSURE_SUCCESS(rv, rv);
-  }
+  widget->DispatchInputEvent(&wheelEvent);
 
   if (widget->AsyncPanZoomEnabled()) {
     // Computing overflow deltas is not compatible with APZ, so if APZ is

dom/events/test/test_bug422132.html

@@ -31,8 +31,7 @@ SimpleTest.waitForFocus(function() {
     "set":[["general.smoothScroll", false],
            ["mousewheel.min_line_scroll_amount", 1],
            ["mousewheel.system_scroll_override.enabled", false],
-           ["mousewheel.transaction.timeout", 100000],
-           ["test.events.async.enabled", true]]}, runTests)}, window);
+           ["mousewheel.transaction.timeout", 100000]]}, runTests)}, window);
 
 function runTests()
 {

dom/events/test/test_bug574663.html

@@ -181,8 +181,7 @@ window.onload = function() {
     "set":[["general.smoothScroll", false],
            ["mousewheel.acceleration.start", -1],
            ["mousewheel.system_scroll_override.enabled", false],
-           ["mousewheel.with_control.action", 3],
-           ["test.events.async.enabled", true]]}, runTest);
+           ["mousewheel.with_control.action", 3]]}, runTest);
 }
 
 SimpleTest.waitForExplicitFinish();

dom/events/test/test_continuous_wheel_events.html

@@ -3283,9 +3283,7 @@ function runTests()
     ["mousewheel.with_shift.delta_multiplier_z", 100],
     ["mousewheel.with_win.delta_multiplier_x", 100],
     ["mousewheel.with_win.delta_multiplier_y", 100],
-    ["mousewheel.with_win.delta_multiplier_z", 100],
-
-    ["test.events.async.enabled", true]
+    ["mousewheel.with_win.delta_multiplier_z", 100]
   ]}, continueTest);
 }
 </script>

gfx/layers/apz/test/mochitest/test_scroll_inactive_bug1190112.html

@@ -542,8 +542,7 @@ SimpleTest.waitForExplicitFinish();
 
 pushPrefs([["general.smoothScroll", false],
            ["mousewheel.transaction.timeout", 0],
-           ["mousewheel.transaction.ignoremovedelay", 0],
-           ["test.events.async.enabled", true]])
+           ["mousewheel.transaction.ignoremovedelay", 0]])
 .then(waitUntilApzStable)
 .then(test)
 .then(SimpleTest.finish, SimpleTest.finishWithFailure);

gfx/layers/apz/test/mochitest/test_scroll_inactive_flattened_frame.html

@@ -39,8 +39,7 @@ async function test() {
 SimpleTest.waitForExplicitFinish();
 
 pushPrefs([["general.smoothScroll", false],
-           ["mousewheel.transaction.timeout", 1000000],
-           ["test.events.async.enabled", true]])
+           ["mousewheel.transaction.timeout", 1000000]])
 .then(waitUntilApzStable)
 .then(test)
 .then(SimpleTest.finish, SimpleTest.finishWithFailure);

gfx/layers/apz/test/mochitest/test_scroll_subframe_scrollbar.html

@@ -105,8 +105,7 @@ SimpleTest.waitForExplicitFinish();
 
 pushPrefs([["general.smoothScroll", false],
            ["mousewheel.transaction.timeout", 0],
-           ["mousewheel.transaction.ignoremovedelay", 0],
-           ["test.events.async.enabled", true]])
+           ["mousewheel.transaction.ignoremovedelay", 0]])
 .then(waitUntilApzStable)
 .then(test)
 .then(SimpleTest.finish, SimpleTest.finishWithFailure);