Bug 718316 - Try to fix the intermittent orange introduced after the landing of bug 598482 by flushing before capturing the screenshot; r=bzbarsky

editor/libeditor/text/tests/test_bug597331.html

@@ -31,6 +31,7 @@ addLoadEvent(function() {
     t.selectionStart = 4;
     t.selectionEnd = 4;
     SimpleTest.executeSoon(function() {
+      t.getBoundingClientRect(); // flush layout
       var before = snapshotWindow(window, true);
       t.selectionStart = 5;
       t.selectionEnd = 5;

editor/libeditor/text/tests/test_bug600570.html

@@ -31,6 +31,7 @@ SimpleTest.waitForFocus(function() {
   synthesizeKey("A", {accelKey: true});
 
   SimpleTest.executeSoon(function() {
+    t.getBoundingClientRect(); // flush layout
     var afterSetValue = snapshotWindow(window);
 
     t.value = t.defaultValue;