Merge "Only add files in GlobSymbolsDir." am: 1fdef9f560

Original change: https://android-review.googlesource.com/c/platform/development/+/2294097

Change-Id: If2ee41eed10dbae974a7b76fcf2e77a7962cf34f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>