Bug 651077 - Make content/html/content/test/test_bug209275.xhtml and content/html/content/test/test_bug481335.xhtml non flaky. r=ehsan

content/html/content/test/test_bug209275.xhtml

@@ -153,13 +153,13 @@ function run() {
   // Because link coloring is asynchronous, we wait until it is updated (or we
   // timeout and fail anyway).
   while (getColor($('colorlink')) != visitedColor) {
-    setTimeout(continueTest, 10);
+    setTimeout(continueTest, 0);
     yield;
   }
   is(getColor($('colorlink')), visitedColor,
      "Wrong link color after base change.");
   while (getFill($('ellipselink')) != visitedFill) {
-    setTimeout(continueTest, 10);
+    setTimeout(continueTest, 0);
     yield;
   }
   is(getFill($('ellipselink')), visitedFill,

content/html/content/test/test_bug481335.xhtml

@@ -59,7 +59,7 @@ function checkLinkColor(aElmId, aExpectedColor, aMessage) {
     return utils.getVisitedDependentComputedStyle($(aElmId), "", "color");
   }
   while (getColor() != aExpectedColor) {
-    setTimeout(continueTest, 10);
+    setTimeout(continueTest, 0);
     return false;
   }
   is(getColor(), aExpectedColor, aMessage);