Make sure headset keymappings are in the system image

Bug: 16292420
Change-Id: I9693b059679a379cf82757edaf0a3a03bf8a0c50
diff --git a/device.mk b/device.mk
index faf0b86..e2bf6d1 100644
--- a/device.mk
+++ b/device.mk
@@ -62,6 +62,10 @@
     $(LOCAL_PATH)/touch/touch_fusion:$(TARGET_COPY_OUT_VENDOR)/bin/touch_fusion \
     $(LOCAL_PATH)/touch/synaptics-dsx.idc:system/usr/idc/synaptics-dsx.idc
 
+# headset keylayout
+PRODUCT_COPY_FILES += \
+    $(LOCAL_PATH)/h2w_headset.kl:system/usr/keylayout/h2w_headset.kl
+
 PRODUCT_PACKAGES += \
     libwpa_client \
     hostapd \