[sensors] [win] Implement ambient light sensor for Windows platform

device/generic_sensor/BUILD.gn

Index: device/generic_sensor/BUILD.gn
diff --git a/device/generic_sensor/BUILD.gn b/device/generic_sensor/BUILD.gn
index 51f9cb933b13ed53d2c578dd85b8edda6ff485fc..c93d5f86bd416c1f77cf453c724b551aba613b6d 100644
--- a/device/generic_sensor/BUILD.gn
+++ b/device/generic_sensor/BUILD.gn
@@ -24,6 +24,12 @@ component("generic_sensor") {
     "platform_sensor_provider_default.cc",
     "platform_sensor_provider_mac.cc",
     "platform_sensor_provider_mac.h",
+    "platform_sensor_provider_win.cc",
+    "platform_sensor_provider_win.h",
+    "platform_sensor_reader_win.cc",
+    "platform_sensor_reader_win.h",
+    "platform_sensor_win.cc",
+    "platform_sensor_win.h",
     "sensor_impl.cc",
     "sensor_impl.h",
     "sensor_provider_impl.cc",
@@ -58,6 +64,14 @@ component("generic_sensor") {
 
     libs = [ "IOKit.framework" ]
   }
+
+  if (is_win) {
+    sources -= [ "platform_sensor_provider_default.cc" ]
+    libs = [
+      "sensorsapi.lib",
+      "portabledeviceguids.lib",

[Lei Zhang, 2016/10/29 05:10:41]

nit: alphabetical order

[shalamov, 2016/10/31 13:12:57]

Done.

+    ]
+  }
 }
 
 if (is_android) {