Eliminate MetricsProvider::RecordCurrentState()

chrome/browser/metrics/plugin_metrics_provider_unittest.cc

Index: chrome/browser/metrics/plugin_metrics_provider_unittest.cc
diff --git a/chrome/browser/metrics/plugin_metrics_provider_unittest.cc b/chrome/browser/metrics/plugin_metrics_provider_unittest.cc
index dc961918faef9174469fa3a9df5fbfc382d1a409..acf8e54a9d7e6e401f23bdb48f7a3aebadce9526 100644
--- a/chrome/browser/metrics/plugin_metrics_provider_unittest.cc
+++ b/chrome/browser/metrics/plugin_metrics_provider_unittest.cc
@@ -10,6 +10,7 @@
 #include "base/prefs/pref_service.h"
 #include "base/prefs/scoped_user_pref_update.h"
 #include "base/prefs/testing_pref_service.h"
+#include "base/run_loop.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/common/pref_names.h"
 #include "components/metrics/proto/system_profile.pb.h"
@@ -100,3 +101,20 @@ TEST(PluginMetricsProviderTest, Plugins) {
   EXPECT_EQ(3, stability.plugin_stability(0).instance_count());
   EXPECT_EQ(4, stability.plugin_stability(0).loading_error_count());
 }
+
+TEST(PluginMetricsProviderTest, CheckDelayedTask) {
+  content::TestBrowserThreadBundle thread_bundle;
+
+  TestingPrefServiceSimple prefs;
+  PluginMetricsProvider::RegisterPrefs(prefs.registry());
+  PluginMetricsProvider provider(&prefs);
+
+  int delay_sec = 1;
+  EXPECT_EQ(true, provider.DelayedRecordCurrentState(delay_sec));

[Alexei Svitkine (slow), 2014/08/05 20:13:12]

Nit: use EXPECT_TRUE and EXPECT_FALSE

[gayane -on leave until 09-2017, 2014/08/05 21:24:56]

Done.

+  EXPECT_EQ(false, provider.DelayedRecordCurrentState(delay_sec));
+
+  sleep(delay_sec);

[Alexei Svitkine (slow), 2014/08/05 20:13:12]

Use base::PlatformThread::Sleep() instead.

[gayane -on leave until 09-2017, 2014/08/05 21:24:55]

Done.

+  base::RunLoop().RunUntilIdle();
+
+  EXPECT_EQ(true, provider.DelayedRecordCurrentState(delay_sec));
+}