[sensors][CrOS/Linux] Implementation of motion sensors for CrOS/Linux platforms

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 2c67bc3bb627de1bb7e58dcf9f0ebe581e096ac9..d11a6c9f24ed3884b1e4d09b0eb8529f1f73729d 100644
--- a/device/generic_sensor/BUILD.gn
+++ b/device/generic_sensor/BUILD.gn
@@ -70,6 +70,10 @@ component("generic_sensor") {
     deps += [ "//device/sensors/public/cpp" ]
   }
 
+  if (is_linux) {
+    sources += [ "generic_sensor_consts.h" ]
+  }
+
   if (is_mac) {
     libs = [ "IOKit.framework" ]
   }