Use a ThreadChecker in DeviceSensorHost instead of DCHECK_CURRENTLY_ON.

content/browser/device_sensors/device_sensor_browsertest.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/command_line.h"
 #include "base/macros.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/threading/platform_thread.h"
 #include "build/build_config.h"
 #include "content/browser/device_sensors/data_fetcher_shared_memory.h"
@@ skipping 208 matching lines @@
     if (!cmd_line->HasSwitch(switches::kEnableExperimentalWebPlatformFeatures))
       cmd_line->AppendSwitch(switches::kEnableExperimentalWebPlatformFeatures);
   }
 
   FakeDataFetcher* fetcher_;
 
  private:
   base::WaitableEvent io_loop_finished_event_;
 };
 
-// Flaky test. See http://crbug.com/628527.
-#if defined(ADDRESS_SANITIZER) && defined(OS_LINUX)
-#define MAYBE_OrientationTest DISABLED_OrientationTest
-#else
-#define MAYBE_OrientationTest OrientationTest
-#endif
-IN_PROC_BROWSER_TEST_F(DeviceSensorBrowserTest,
-                       MAYBE_OrientationTest) {
+IN_PROC_BROWSER_TEST_F(DeviceSensorBrowserTest, OrientationTest) {
   // The test page will register an event handler for orientation events,
   // expects to get an event with fake values, then removes the event
   // handler and navigates to #pass.
   GURL test_url = GetTestUrl("device_sensors", "device_orientation_test.html");
   NavigateToURLBlockUntilNavigationsComplete(shell(), test_url, 2);
 
   EXPECT_EQ("pass", shell()->web_contents()->GetLastCommittedURL().ref());
   fetcher_->started_orientation_.Wait();
   fetcher_->stopped_orientation_.Wait();
 }
 
-// Flaky test. See http://crbug.com/628527.
-IN_PROC_BROWSER_TEST_F(DeviceSensorBrowserTest, DISABLED_LightTest) {
+IN_PROC_BROWSER_TEST_F(DeviceSensorBrowserTest, LightTest) {
   // The test page will register an event handler for light events,
   // expects to get an event with fake values, then removes the event
   // handler and navigates to #pass.
   EnableExperimentalFeatures();
   GURL test_url = GetTestUrl("device_sensors", "device_light_test.html");
   NavigateToURLBlockUntilNavigationsComplete(shell(), test_url, 2);
 
   EXPECT_EQ("pass", shell()->web_contents()->GetLastCommittedURL().ref());
   fetcher_->started_light_.Wait();
   fetcher_->stopped_light_.Wait();
 }
 
-// Flaky test. See http://crbug.com/628527.
-IN_PROC_BROWSER_TEST_F(DeviceSensorBrowserTest, DISABLED_MotionTest) {
+IN_PROC_BROWSER_TEST_F(DeviceSensorBrowserTest, MotionTest) {
   // The test page will register an event handler for motion events,
   // expects to get an event with fake values, then removes the event
   // handler and navigates to #pass.
   GURL test_url = GetTestUrl("device_sensors", "device_motion_test.html");
   NavigateToURLBlockUntilNavigationsComplete(shell(), test_url, 2);
 
   EXPECT_EQ("pass", shell()->web_contents()->GetLastCommittedURL().ref());
   fetcher_->started_motion_.Wait();
   fetcher_->stopped_motion_.Wait();
 }
 
-// Flaky test. See http://crbug.com/628527.
-IN_PROC_BROWSER_TEST_F(DeviceSensorBrowserTest,
-                       DISABLED_LightOneOffInfintyTest) {
+IN_PROC_BROWSER_TEST_F(DeviceSensorBrowserTest, LightOneOffInfintyTest) {
   // The test page registers an event handler for light events and expects
   // to get an event with value equal to infinity, because no sensor data can
   // be provided.
   EnableExperimentalFeatures();
   fetcher_->SetSensorDataAvailable(false);
   GURL test_url =
       GetTestUrl("device_sensors", "device_light_infinity_test.html");
   NavigateToURLBlockUntilNavigationsComplete(shell(), test_url, 2);
 
   EXPECT_EQ("pass", shell()->web_contents()->GetLastCommittedURL().ref());
   fetcher_->started_light_.Wait();
   fetcher_->stopped_light_.Wait();
 }
 
-// Flaky test. See http://crbug.com/628527.
-IN_PROC_BROWSER_TEST_F(DeviceSensorBrowserTest, DISABLED_OrientationNullTest) {
+IN_PROC_BROWSER_TEST_F(DeviceSensorBrowserTest, OrientationNullTest) {
   // The test page registers an event handler for orientation events and
   // expects to get an event with null values, because no sensor data can be
   // provided.
   fetcher_->SetSensorDataAvailable(false);
   GURL test_url =
       GetTestUrl("device_sensors", "device_orientation_null_test.html");
   NavigateToURLBlockUntilNavigationsComplete(shell(), test_url, 2);
 
   EXPECT_EQ("pass", shell()->web_contents()->GetLastCommittedURL().ref());
   fetcher_->started_orientation_.Wait();
   fetcher_->stopped_orientation_.Wait();
 }
 
-// Flaky test. See http://crbug.com/628527.
-IN_PROC_BROWSER_TEST_F(DeviceSensorBrowserTest, DISABLED_MotionNullTest) {
+IN_PROC_BROWSER_TEST_F(DeviceSensorBrowserTest, MotionNullTest) {
   // The test page registers an event handler for motion events and
   // expects to get an event with null values, because no sensor data can be
   // provided.
   fetcher_->SetSensorDataAvailable(false);
   GURL test_url = GetTestUrl("device_sensors", "device_motion_null_test.html");
   NavigateToURLBlockUntilNavigationsComplete(shell(), test_url, 2);
 
   EXPECT_EQ("pass", shell()->web_contents()->GetLastCommittedURL().ref());
   fetcher_->started_motion_.Wait();
   fetcher_->stopped_motion_.Wait();
 }
 
-IN_PROC_BROWSER_TEST_F(DeviceSensorBrowserTest, DISABLED_NullTestWithAlert) {
+IN_PROC_BROWSER_TEST_F(DeviceSensorBrowserTest, NullTestWithAlert) {
   // The test page registers an event handlers for motion/orientation events
   // and expects to get events with null values. The test raises a modal alert
   // dialog with a delay to test that the one-off null-events still propagate
   // to window after the alert is dismissed and the callbacks are invoked which
   // eventually navigate to #pass.
   fetcher_->SetSensorDataAvailable(false);
   TestNavigationObserver same_tab_observer(shell()->web_contents(), 2);
 
   GURL test_url =
       GetTestUrl("device_sensors", "device_sensors_null_test_with_alert.html");
   shell()->LoadURL(test_url);
 
   // TODO(timvolodine): investigate if it is possible to test this without
   // delay, crbug.com/360044.
   WaitForAlertDialogAndQuitAfterDelay(base::TimeDelta::FromMilliseconds(500));
 
   fetcher_->started_motion_.Wait();
   fetcher_->stopped_motion_.Wait();
   fetcher_->started_orientation_.Wait();
   fetcher_->stopped_orientation_.Wait();
   same_tab_observer.Wait();
   EXPECT_EQ("pass", shell()->web_contents()->GetLastCommittedURL().ref());
 }
 
 }  //  namespace
 
 }  //  namespace content