[Sampling profiler] Enable new profile builder at 100%

The additional representational overhead imposed by the new profiler is
approximately 1.1k bytes/uncompressed encoded profile, which is
sufficiently small given the additional capabilities it supports.

Bug: 851163
Change-Id: Iecddca885dac528fd305ecbb9692a824ec4280db
Reviewed-on: https://chromium-review.googlesource.com/c/1351387
Commit-Queue: Mike Wittman <wittman@chromium.org>
Reviewed-by: Xi Cheng <chengx@chromium.org>
Cr-Commit-Position: refs/heads/master@{#611160}
2 files changed