libbacktrace: make vendor_available am: bb11af88e2
am: 9529a0fe6f

Change-Id: I39dff8f409a23369c4e67443de74f9e520417601
diff --git a/libbacktrace/Android.bp b/libbacktrace/Android.bp
index 7de72a8..4a525be 100644
--- a/libbacktrace/Android.bp
+++ b/libbacktrace/Android.bp
@@ -62,6 +62,7 @@
 
 cc_library {
     name: "libbacktrace",
+    vendor_available: true,
     defaults: ["libbacktrace_common"],
     host_supported: true,