[2/N] Add DIR_METADATA files to directories under //chromeos/

Generate DIR_METADATA files and remove metadata from OWNERS
files for directories under //chromeos/.

R=khorimoto@chromium.org

Bug: 1113033
Change-Id: I09bc267e411cbe3ee178f0a5103f109fa7642ae8
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2546082
Commit-Queue: Gavin Mak <gavinmak@google.com>
Auto-Submit: Gavin Mak <gavinmak@google.com>
Reviewed-by: Kyle Horimoto <khorimoto@chromium.org>
Cr-Commit-Position: refs/heads/master@{#828788}

chromeos/components/telemetry_extension_ui/DIR_METADATA

+monorail {
+  component: "Platform>Apps>SystemWebApps"
+}

chromeos/components/telemetry_extension_ui/OWNERS

@@ -2,5 +2,3 @@ lamzin@google.com
 mgawad@google.com
 ortuno@chromium.org
 rbock@google.com
-
-# COMPONENT: Platform>Apps>SystemWebApps

chromeos/components/tether/DIR_METADATA

+monorail {
+  component: "OS>Systems>Multidevice>Tethering"
+}

chromeos/components/tether/OWNERS

 khorimoto@chromium.org
 hansberry@chromium.org
-
-# COMPONENT: OS>Systems>Multidevice>Tethering

chromeos/components/web_applications/DIR_METADATA

+monorail {
+  component: "Platform>Apps>SystemWebApps"
+}

chromeos/components/web_applications/OWNERS

 file://chrome/browser/web_applications/OWNERS
-
-# COMPONENT: Platform>Apps>SystemWebApps

chromeos/cryptohome/DIR_METADATA

+monorail {
+  component: "OS>Systems>Security"
+}

chromeos/cryptohome/OWNERS

-hashimoto@chromium.org
-# COMPONENT: OS>Systems>Security
+hashimoto@chromium.org
\ No newline at end of file

chromeos/dbus/DIR_METADATA

+monorail {
+  component: "OS>Systems"
+}

chromeos/dbus/OWNERS

@@ -7,5 +7,4 @@ per-file *smb_provider*=slangley@chromium.org
 per-file *smb_provider*=zentaro@chromium.org
 per-file *wilco_dtc_supportd*=emaxx@chromium.org
 per-file *wilco_dtc_supportd*=pmarko@chromium.org
-per-file *vm_plugin*=timloh@chromium.org
-# COMPONENT: OS>Systems
+per-file *vm_plugin*=timloh@chromium.org
\ No newline at end of file

chromeos/dbus/biod/DIR_METADATA

+monorail {
+  component: "UI>Shell>LockScreen"
+}

chromeos/dbus/biod/OWNERS

-# COMPONENT: UI>Shell>LockScreen

chromeos/dbus/kerberos/DIR_METADATA

+monorail {
+  component: "Enterprise>ActiveDirectory"
+}

chromeos/dbus/kerberos/OWNERS

 file://chrome/browser/chromeos/kerberos/OWNERS
-
-# COMPONENT: Enterprise>ActiveDirectory

chromeos/disks/DIR_METADATA

+monorail {
+  component: "Platform>Apps>FileManager"
+}

chromeos/disks/OWNERS

-file://ui/file_manager/OWNERS
-# COMPONENT: Platform>Apps>FileManager
+file://ui/file_manager/OWNERS
\ No newline at end of file

chromeos/geolocation/DIR_METADATA

+monorail {
+  component: "Internals"
+}

chromeos/geolocation/OWNERS

-alemate@chromium.org
-# COMPONENT: Internals
+alemate@chromium.org
\ No newline at end of file

chromeos/hugepage_text/DIR_METADATA

+monorail {
+  component: "Tools>ChromeOS-Toolchain"
+}

chromeos/hugepage_text/OWNERS

@@ -2,5 +2,4 @@ llozano@chromium.org
 cmtice@chromium.org
 gbiv@chromium.org
 manojgupta@chromium.org
-tcwang@chromium.org
-# COMPONENT: Tools>ChromeOS-Toolchain
+tcwang@chromium.org
\ No newline at end of file

chromeos/ime/DIR_METADATA

+monorail {
+  component: "UI>Input>Text>IME"
+}

chromeos/ime/OWNERS

@@ -4,5 +4,3 @@ yhanada@chromium.org
 
 # backup reviewers
 yukishiino@chromium.org
-
-# COMPONENT: UI>Input>Text>IME

chromeos/login/DIR_METADATA

+monorail {
+  component: "Enterprise"
+}

chromeos/login/OWNERS

 achuith@chromium.org
 alemate@chromium.org
-xiyuan@chromium.org
-# COMPONENT: Enterprise
+xiyuan@chromium.org
\ No newline at end of file

chromeos/login/auth/DIR_METADATA

+monorail {
+  component: "OS>Systems"
+}

chromeos/login/auth/OWNERS

-# COMPONENT: OS>Systems

chromeos/network/DIR_METADATA

+monorail {
+  component: "OS>Systems>Network"
+}

chromeos/network/OWNERS

@@ -2,5 +2,3 @@ azeemarshad@chromium.org
 khorimoto@chromium.org
 stevenjb@chromium.org
 tbarzic@chromium.org
-
-# COMPONENT: OS>Systems>Network

chromeos/network/onc/DIR_METADATA

+monorail {
+  component: "Enterprise"
+}

chromeos/network/onc/OWNERS

-# COMPONENT: Enterprise

chromeos/network/portal_detector/DIR_METADATA

+monorail {
+  component: "Internals>Services>Ash"
+}

chromeos/network/portal_detector/OWNERS

 achuith@chromium.org
 alemate@chromium.org
-stevenjb@chromium.org
-# COMPONENT: Internals>Services>Ash
+stevenjb@chromium.org
\ No newline at end of file