Add MiraclePtr team to OWNERS of related files

We've been relying on approvers from the PST timezone, but their work
hours hardly overlap with ours in JST and CET timezones. On occasion,
this led to once-per-day exchanges resulting in simple discussions
lasting a few days.

Bug: 1073933
Change-Id: I39572efc7ddff992a10fc9f43f918fffc0fd79b6
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2642844
Auto-Submit: Bartek Nowierski <bartekn@chromium.org>
Reviewed-by: Daniel Cheng <dcheng@chromium.org>
Commit-Queue: Bartek Nowierski <bartekn@chromium.org>
Cr-Commit-Position: refs/heads/master@{#846437}

base/memory/OWNERS

@@ -2,6 +2,9 @@ per-file *chromeos*=skuhne@chromium.org
 per-file *chromeos*=oshima@chromium.org
 per-file *shared_memory*=set noparent
 per-file *shared_memory*=file://ipc/SECURITY_OWNERS
+per-file checked_ptr*=bartekn@chromium.org
+per-file checked_ptr*=glazunov@google.com
+per-file checked_ptr*=keishi@chromium.org
 per-file madv_free*=lizeb@chromium.org
 per-file madv_free*=pasko@chromium.org
 per-file madv_free*=mthiesse@chromium.org

tools/clang/rewrite_raw_ptr_fields/OWNERS

+dcheng@chromium.org
+lukasza@chromium.org
+
+per-file manual-*-to-ignore.txt=bartekn@chromium.org
+per-file manual-*-to-ignore.txt=glazunov@google.com
+per-file manual-*-to-ignore.txt=keishi@chromium.org