Instrumented libraries: move all scripts to scripts/.

BUG=none
R=glider@chromium.org
NOTRY=true

Review URL: https://codereview.chromium.org/1012823003

Cr-Original-Commit-Position: refs/heads/master@{#321171}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: a1c84bc83dcf5cb61d907c2d4285ebebb39315a1
15 files changed