[test] Allow two timing output to be the same

some time the output of these two could be the same
if machine is fast enough.

Change-Id: I1d9c0191657abae3d053517d45059065df2d44dc
Reviewed-on: https://chromium-review.googlesource.com/911873Reviewed-by: Georg Neis <neis@chromium.org>
Commit-Queue: Junliang Yan <jyan@ca.ibm.com>
Cr-Commit-Position: refs/heads/master@{#51247}

test/unittests/counters-unittest.cc

@@ -611,7 +611,7 @@ TEST_F(RuntimeCallStatsTest, FunctionLengthGetter) {
   EXPECT_EQ(1, getter_counter->count());
   EXPECT_EQ(2, js_counter->count());
   EXPECT_LE(0, getter_counter->time().InMicroseconds());
-  EXPECT_LT(js_time, js_counter->time().InMicroseconds());
+  EXPECT_LE(js_time, js_counter->time().InMicroseconds());
 
   {
     NativeTimeScope native_timer_scope;