[tracing] Non-functional refactor of memory dump arg names
This CL is just cleaning up the inconsistencies accumulated
w.r.t. of names used in the TraceConfig vs enum names in
the codebase.
Also this simplifies the complex and unnecessary wrapping in
of the level of details argument in the RequestGlobalMemoryDump()
API.
BUG=
TBR=jochen@chromium.org,reed@google.com
Review URL: https://codereview.chromium.org/1337943003
Cr-Commit-Position: refs/heads/master@{#348715}
CrOS-Libchrome-Original-Commit: 82baa9afc6620c68cb2168f20bb65e77e3e57f0a
15 files changed