Adding make files with the new read-only product property
ro.product.first_api_level for Android L, L MR1 and M.

These make files can be inherited from the device.mk
file to indicate the first API level the device has been
commercially launched on.

Change-Id: I6f8e696ab81ca03b55bcf4c17b1e5972fe1d9c3b
diff --git a/products/product_launched_with_l.mk b/products/product_launched_with_l.mk
new file mode 100644
index 0000000..2911993
--- /dev/null
+++ b/products/product_launched_with_l.mk
@@ -0,0 +1,3 @@
+#ro.product.first_api_level indicates the first api level, device has been commercially launced on.
+PRODUCT_PROPERTY_OVERRIDES += \
+ ro.product.first_api_level=21
diff --git a/products/product_launched_with_l_mr1.mk b/products/product_launched_with_l_mr1.mk
new file mode 100644
index 0000000..10d629f
--- /dev/null
+++ b/products/product_launched_with_l_mr1.mk
@@ -0,0 +1,3 @@
+#ro.product.first_api_level indicates the first api level, device has been commercially launced on.
+PRODUCT_PROPERTY_OVERRIDES += \
+ ro.product.first_api_level=22
diff --git a/products/product_launched_with_m.mk b/products/product_launched_with_m.mk
new file mode 100644
index 0000000..d82a255
--- /dev/null
+++ b/products/product_launched_with_m.mk
@@ -0,0 +1,3 @@
+#ro.product.first_api_level indicates the first api level, device has been commercially launced on.
+PRODUCT_PROPERTY_OVERRIDES += \
+ ro.product.first_api_level=23
diff --git a/products/product_launched_with_n.mk b/products/product_launched_with_n.mk
new file mode 100644
index 0000000..72f34d8
--- /dev/null
+++ b/products/product_launched_with_n.mk
@@ -0,0 +1,3 @@
+#ro.product.first_api_level indicates the first api level, device has been commercially launced on.
+PRODUCT_PROPERTY_OVERRIDES += \
+ ro.product.first_api_level=24