Merge "Remove unused Android.mk files in chromium-trace" into main am: 0db17ff248

Original change: https://android-review.googlesource.com/c/platform/external/chromium-trace/+/2825993

Change-Id: If96e3380ad52ed5de0fef4886edcfb6dd46b12ba
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>