Restrict ownership for critical lock/login components

Change-Id: Idd3f607b111b364f59f71a5e350240ced7c1486e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2252040Reviewed-by: Roman Sorokin [CET] <rsorokin@chromium.org>
Reviewed-by: Scott Violet <sky@chromium.org>
Reviewed-by: Xiyuan Xia <xiyuan@chromium.org>
Reviewed-by: Toni Baržić <tbarzic@chromium.org>
Commit-Queue: Denis Kuznetsov [CET] <antrim@chromium.org>
Cr-Commit-Position: refs/heads/master@{#780402}

ash/login/LOGIN_LOCK_OWNERS

+# Primary (in CET)
+antrim@chromium.org
+rsorokin@chromium.org
+
+# Secondary (in PST)
+tbarzic@chromium.org
+xiyuan@chromium.org

ash/login/OWNERS

-# (in PST)
-tbarzic@chromium.org
-xiyuan@chromium.org
-
-# (in CET)
-antrim@chromium.org
-rsorokin@chromium.org
+file://ash/login/LOGIN_LOCK_OWNERS
 
 # For login-screen issues use component UI>Shell>StartScreen
 #

ash/login/ui/OWNERS

+per-file lock_screen.*=set noparent
+per-file lock_screen.*=file://ash/login/LOGIN_LOCK_OWNERS
+
+per-file lock_contents_view.*=set noparent
+per-file lock_contents_view.*=file://ash/login/LOGIN_LOCK_OWNERS

build/OWNERS.setnoparent

@@ -32,7 +32,7 @@ file://third_party/blink/API_OWNERS
 file://chrome/browser/extensions/component_extensions_whitelist/EXTENSION_WHITELIST_OWNERS
 file://extensions/common/api/API_OWNERS
 
-# This restriction is in place to avoid accidential addition to our top level
+# This restriction is in place to avoid accidental addition to our top level
 # layout files, such as add duplicated assets, or introducing new colors when
 # we don't want them.
 file://ui/android/java/res/LAYOUT_OWNERS
@@ -56,3 +56,7 @@ file://chrome/android/java/src/org/chromium/chrome/browser/notifications/channel
 # The Weblayer API is supposed to be stable and will be used outside of the
 # chromium repository.
 file://weblayer/API_OWNERS
+
+# New features for lock/login UI on Chrome OS need to work stably in all corner
+# cases.
+file://ash/login/LOGIN_LOCK_OWNERS

chrome/browser/chromeos/login/OWNERS

+file://ash/login/LOGIN_LOCK_OWNERS
+
 # (in PST)
 achuith@chromium.org
 alemate@chromium.org
-tbarzic@chromium.org
-xiyuan@chromium.org
 
-# (in CET)
-antrim@chromium.org
-rsorokin@chromium.org
+per-file *wizard_controller.*=set noparent
+per-file *wizard_controller.*=file://ash/login/LOGIN_LOCK_OWNERS
 
 # COMPONENT: UI>Shell>OOBE

chrome/browser/chromeos/login/ui/OWNERS

+per-file login_display_host*.*=set noparent
+per-file login_display_host*.*=file://ash/login/LOGIN_LOCK_OWNERS