[sensors] Add Permission guard to the generic sensor apis.

third_party/WebKit/LayoutTests/sensor/accelerometer.html

Index: third_party/WebKit/LayoutTests/sensor/accelerometer.html
diff --git a/third_party/WebKit/LayoutTests/sensor/accelerometer.html b/third_party/WebKit/LayoutTests/sensor/accelerometer.html
index 250a04f037e529683b9878d5d0ebb02f5a09e7a6..b8c1ce0971802e503970c973279007f30a24ab75 100644
--- a/third_party/WebKit/LayoutTests/sensor/accelerometer.html
+++ b/third_party/WebKit/LayoutTests/sensor/accelerometer.html
@@ -37,4 +37,27 @@ function verify_sensor_reading(sensor, should_be_null) {
 
 runGenericSensorTests(Accelerometer, update_sensor_reading, verify_sensor_reading);
 
+sensor_test(sensor => {
+  sensor.mockPermissionService.setSensorPermission(true);
+  let accelerometer = new Accelerometer({includeGravity: false});
+  accelerometer.start();
+  let testPromise = sensor.mockSensorProvider.getCreatedSensor()
+      .then(mockSensor => {
+        return new Promise((resolve, reject) => {
+          let wrapper = new CallbackWrapper(() => {
+            let configuration = mockSensor.active_sensor_configurations_[0];
+            assert_equals(accelerometer.includesGravity, false);
+            accelerometer.stop();
+            assert_equals(accelerometer.state, 'idle');
+            resolve(mockSensor);
+          }, reject);
+          accelerometer.onactivate = wrapper.callback;
+          accelerometer.onerror = reject;
+        });
+      })
+      .then(mockSensor => { return mockSensor.removeConfigurationCalled(); });
+
+  return testPromise;
+}, 'Test that sensor can be successfully created with sensor specific configuration parameter.');
+
 </script>