Fix flaky hr-timestamp/input-events.html

third_party/WebKit/LayoutTests/fast/events/hr-timestamp/input-events.html

Index: third_party/WebKit/LayoutTests/fast/events/hr-timestamp/input-events.html
diff --git a/third_party/WebKit/LayoutTests/fast/events/hr-timestamp/input-events.html b/third_party/WebKit/LayoutTests/fast/events/hr-timestamp/input-events.html
index 91314c694e7913a8066dfd7772b744a15daa1916..b0c4caee042811f0a86599795e27a5a69d5e2163 100644
--- a/third_party/WebKit/LayoutTests/fast/events/hr-timestamp/input-events.html
+++ b/third_party/WebKit/LayoutTests/fast/events/hr-timestamp/input-events.html
@@ -25,7 +25,9 @@ function createTest(eventName, dispatchEventFn) {
         document.addEventListener(eventName, t.step_func(function(e) {
             const platformTimestamp = eventSender.lastEventTimestamp(); // in seconds
             const expectedTimestamp = Math.floor((internals.monotonicTimeToZeroBasedDocumentTime(platformTimestamp) * 1000) / 0.005) * 0.005;
-            assert_approx_equals(e.timeStamp, expectedTimestamp, 0.005);
+            // Use 0.005001 instead of 0.005 to deal with floating point
+            // comparison issues.
+            assert_approx_equals(e.timeStamp, expectedTimestamp, 0.005001);
             t.done();
         }));
         dispatchEventFn();