Add symlinks to legacy Virtual A/B makefiles.
For Virtual A/B makefiles that is created before S, add
symlinks so that existing devices don't break.
Test: pass
Change-Id: Ie04c4a8a2375edc673a8a7a2adcd162b21178f68
diff --git a/target/product/virtual_ab_ota.mk b/target/product/virtual_ab_ota.mk
new file mode 120000
index 0000000..16f7329
--- /dev/null
+++ b/target/product/virtual_ab_ota.mk
@@ -0,0 +1 @@
+virtual_ab_ota/launch.mk
\ No newline at end of file
diff --git a/target/product/virtual_ab_ota_plus_non_ab.mk b/target/product/virtual_ab_ota_plus_non_ab.mk
new file mode 120000
index 0000000..4979957
--- /dev/null
+++ b/target/product/virtual_ab_ota_plus_non_ab.mk
@@ -0,0 +1 @@
+virtual_ab_ota/plus_non_ab.mk
\ No newline at end of file
diff --git a/target/product/virtual_ab_ota_retrofit.mk b/target/product/virtual_ab_ota_retrofit.mk
new file mode 120000
index 0000000..1e16ca8
--- /dev/null
+++ b/target/product/virtual_ab_ota_retrofit.mk
@@ -0,0 +1 @@
+virtual_ab_ota/retrofit.mk
\ No newline at end of file