Bug 1499655 - Ensure we forceLayerTreeToComposite in tests where we read the compositor APZ test data at the start of the test. r=botond

Differential Revision: https://phabricator.services.mozilla.com/D14206 --HG-- extra : moz-landing-system : lando
2018-12-13 12:23:58 +00:00 · 2018-12-13 12:23:58 +00:00 · 3afa32dbb4
--- a/gfx/layers/apz/test/mochitest/helper_bug982141.html
+++ b/gfx/layers/apz/test/mochitest/helper_bug982141.html
@ -16,7 +16,7 @@ https://bugzilla.mozilla.org/show_bug.cgi?id=982141
    // -------------------------------------------------------------------
    var SimpleTest = window.opener.SimpleTest;

-    waitUntilApzStable().then(testBug982141);
+    waitUntilApzStable().then(forceLayerTreeToCompositor).then(testBug982141);

    // --------------------------------------------------------------------
    // The actual logic for testing bug 982141.
--- a/gfx/layers/apz/test/mochitest/helper_key_scroll.html
+++ b/gfx/layers/apz/test/mochitest/helper_key_scroll.html
@ -107,7 +107,7 @@ https://bugzilla.mozilla.org/show_bug.cgi?id=1383365
      }
    }

-    waitUntilApzStable().then(runTests);
+    waitUntilApzStable().then(forceLayerTreeToCompositor).then(runTests);
  </script>
 </head>
 <body style="height: 500px; overflow: scroll">