[Sensors] Stop exposing sensor state

third_party/WebKit/LayoutTests/sensor/ambient-light-sensor.html

Index: third_party/WebKit/LayoutTests/sensor/ambient-light-sensor.html
diff --git a/third_party/WebKit/LayoutTests/sensor/ambient-light-sensor.html b/third_party/WebKit/LayoutTests/sensor/ambient-light-sensor.html
index 33e9a8b41bacc57c27a42c2cedd66e6437ac229a..07b7e88b37178ddbd4f21d69a05c4149f22a16af 100644
--- a/third_party/WebKit/LayoutTests/sensor/ambient-light-sensor.html
+++ b/third_party/WebKit/LayoutTests/sensor/ambient-light-sensor.html
@@ -13,11 +13,9 @@ if (!window.testRunner)
 
 const kDefaultReadingValue = 3.1415;
 
-function update_sensor_reading(buffer, expects_modified_reading, readsCount) {
+function update_sensor_reading(buffer) {
   buffer[1] = window.performance.now();
   buffer[2] = kDefaultReadingValue;
-  if (expects_modified_reading)
-    buffer[2] += readsCount;
 }
 
 function verify_sensor_reading(reading) {