added Rename Dialogs' Action UMA

Bug: 924751
Change-Id: Ia4c841be540e8ff276c87b4512adbd9ef1699436
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1570236
Reviewed-by: Shakti Sahu <shaktisahu@chromium.org>
Reviewed-by: Brian White <bcwhite@chromium.org>
Commit-Queue: Hesen Zhang <hesen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#652563}
4 files changed