[sensors]: Introduce the Generic Sensor API.

third_party/WebKit/Source/modules/sensor/sensor_state_type.h

Index: third_party/WebKit/Source/modules/sensor/sensor_state_type.h
diff --git a/third_party/WebKit/Source/modules/sensor/sensor_state_type.h b/third_party/WebKit/Source/modules/sensor/sensor_state_type.h
new file mode 100644
index 0000000000000000000000000000000000000000..212203782771c2d08806e26ad2679bcef19d3a08
--- /dev/null
+++ b/third_party/WebKit/Source/modules/sensor/sensor_state_type.h
@@ -0,0 +1,21 @@
+// Copyright 2016 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.
+
+#ifndef sensor_state_type_h
+#define sensor_state_type_h
+
+namespace blink {
+
+enum class SensorState {
+    Idle,
+    Activating,
+    Active,
+    Errored,
+
+    ENUM_MAX_VALUE = Errored

[timvolodine, 2016/05/17 17:44:40]

is this common practice in blink? where is it needed?

[riju_, 2016/05/20 11:20:11]

not a practise in Blink, removing it

+};
+
+} // namespace blink
+
+#endif // sensor_state_type_h