Move //mojo/services/X/public/... to //mojo/services/X/... (part 3).

X = navigation,
    nfc,
    notifications,
    ozone_drm_gpu,
    ozone_drm_host,
    prediction,
    sensors,
    service_registry,
    sharing,
    speech_recognizer,
    surfaces,
    terminal,
    tracing,
    url_response_disk_cache

(Skipped network.)

R=jamesr@chromium.org

Review URL: https://codereview.chromium.org/1394303004 .

Cr-Mirrored-From: https://github.com/domokit/mojo
Cr-Mirrored-Commit: 0f4f3ba26f261ad8c556a8ce13a6ca3fa2d1b2af
diff --git a/docs/mojo_benchmark.md b/docs/mojo_benchmark.md
index 17bc76e..262f462 100644
--- a/docs/mojo_benchmark.md
+++ b/docs/mojo_benchmark.md
@@ -2,7 +2,7 @@
 
 `mojo_benchmark` allows you to run performance tests for any Mojo application
 that participates in the [tracing
-ecosystem](https://github.com/domokit/mojo/blob/master/mojo/services/tracing/public/interfaces/tracing.mojom)
+ecosystem](https://github.com/domokit/mojo/blob/master/mojo/services/tracing/interfaces/tracing.mojom)
 with no app changes required.
 
 The script reads a list of benchmarks to run from a file, runs each benchmark in