Clean up Noto Sans UI stuff.

ui/strings/translations/app_locale_settings_ja.xtb

Index: ui/strings/translations/app_locale_settings_ja.xtb
diff --git a/ui/strings/translations/app_locale_settings_ja.xtb b/ui/strings/translations/app_locale_settings_ja.xtb
index bdc08651b3b5ec263f4a465f0d9a3768363321de..d93028a6095d65b04ea5d7b35e46c723a9b9ae3e 100644
--- a/ui/strings/translations/app_locale_settings_ja.xtb
+++ b/ui/strings/translations/app_locale_settings_ja.xtb
@@ -2,7 +2,6 @@
 <!DOCTYPE translationbundle>
 <translationbundle lang="ja">
 <translation id="IDS_MINIMUM_UI_FONT_SIZE">10</translation>
-<translation id="IDS_UI_FONT_FAMILY_CROS">Noto Sans UI,Noto Sans CJK JP, 13px</translation>
 <if expr="is_win">
   <translation id="IDS_WEB_FONT_FAMILY">'Segoe UI',Arial,Meiryo,sans-serif</translation>
   <translation id="IDS_WEB_FONT_FAMILY_XP">Arial,Meiryo,'MS PGothic',sans-serif</translation>
@@ -13,7 +12,8 @@
 <if expr="desktop_linux and not chromeos">
   <translation id="IDS_WEB_FONT_FAMILY">VL PGothic,Sazanami Gothic,Kochi Gothic,sans-serif</translation>
 </if>
-<if expr="chromeos and _google_chrome">
-  <translation id="IDS_WEB_FONT_FAMILY">Noto Sans UI, Noto Sans CJK JP, sans-serif</translation>
+<if expr="chromeos">
+  <translation id="IDS_UI_FONT_FAMILY_CROS">Roboto, Noto Sans CJK JP, 13px</translation>
+  <translation id="IDS_WEB_FONT_FAMILY">Roboto, Noto Sans CJK JP, sans-serif</translation>
 </if>
 </translationbundle>