Add myself(msalama) for per-file ownership.

Change-Id: I280a9af2368e7edad77f7e6104acae9cdabd2463
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1985845Reviewed-by: David Roger <droger@chromium.org>
Commit-Queue: Monica Basta <msalama@chromium.org>
Cr-Commit-Position: refs/heads/master@{#728407}

chrome/browser/profiles/OWNERS

@@ -16,5 +16,9 @@ per-file incognito_mode_policy_handler*=atwilson@chromium.org
 
 per-file host_zoom_map_browsertest.cc=wjmaclean@chromium.org
 
+per-file gaia_info_update_service*=msalama@chromium.org
+per-file profile_attributes*=msalama@chromium.org
+per-file profile_info*=msalama@chromium.org
+
 # COMPONENT: UI>Browser>Profiles
 # TEAM: chrome-signin@chromium.org

chrome/browser/signin/OWNERS

@@ -8,5 +8,7 @@ per-file easy_unlock_*=tbarzic@chromium.org
 per-file easy_unlock_*=tengs@chromium.org
 per-file easy_unlock_*=xiyuan@chromium.org
 
+per-file signin_profile_attributes_updater*=msalama@chromium.org
+
 # TEAM: chrome-signin@chromium.org
 # COMPONENT: Services>SignIn