Fixed flaky EphemeralAppService unit tests

App launch times can (rarely) be equal, so the comparison should have
been less than or equal to.

BUG=379132
TEST=unit_tests (EphemeralAppServiceTest.*)

Review URL: https://codereview.chromium.org/308003011

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@274170 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/apps/ephemeral_app_service_unittest.cc

@@ -73,14 +73,14 @@ class EphemeralAppServiceTest : public testing::Test {
     if (launch_times.empty())
       return;
 
-    // Verify that the removed apps have launch times earlier than all retained
-    // apps. We can actually just compare with the first entry in |launch_times|
-    // but will make no implementation assumptions.
+    // Verify that the removed apps have launch times earlier than or equal to
+    // all retained apps. We can actually just compare with the first entry in
+    // |launch_times| but will make no implementation assumptions.
     for (LaunchTimeAppMap::const_iterator removed = removed_apps.begin();
          removed != removed_apps.end(); ++removed) {
       for (LaunchTimeAppMap::iterator retained = launch_times.begin();
          retained != launch_times.end(); ++retained) {
-        EXPECT_TRUE(removed->first < retained->first);
+        EXPECT_LE(removed->first, retained->first);
       }
     }
   }