Remove device/google/atv/overlay

This is replaced by individual RROs in atv_base.mk

Bug: 173138807
Change-Id: I9df2747d9974f15c7a95654d82df817011ee04a5
diff --git a/device-common.mk b/device-common.mk
index 6390261..da4710b 100644
--- a/device-common.mk
+++ b/device-common.mk
@@ -43,10 +43,6 @@
 
 # Set custom settings
 DEVICE_PACKAGE_OVERLAYS := device/linaro/hikey/overlay
-ifneq (,$(filter $(TARGET_PRODUCT),hikey960_tv hikey_tv))
-# Set TV Custom Settings
-DEVICE_PACKAGE_OVERLAYS += device/google/atv/overlay
-endif
 
 #avoid usb crash
 PRODUCT_PRODUCT_PROPERTIES += \