Add Romanian standard keyboard

chrome/browser/resources/chromeos/input_method/google_xkb_manifest.json

 {
   "name": "Chrome OS XKB",
   "version": "1.0.5.0",
   "description": "Chrome OS XKB",
   "default_locale": "en",
   "incognito": "split",
   "key": "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC7C0oB6YTnf69uhWnVTZl5TB/psHrJXgIPLYchFb0whlVCG8fqMo9lW/oxBmZXZ3N8T7zZrdYI/SUjoc9I5R/dMVVD2q4iKox+x7xlTbqSdVeOb6b9ZVJ24pLbO1L7feSNSBgR0t61jrC2eY/gf78h7w58UEQBPFT2mUxhhwodyQIDAQAB",
   "permissions": [
     "accessibilityFeatures.read",
     "app.window.alpha",
@@ skipping 518 matching lines @@
       "name": "__MSG_keyboard_romanian__",
       "type": "ime",
       "id": "xkb:ro::rum",
       "description": "",
       "language": ["ro"],
       "layouts": ["ro"],
       "input_view": "inputview.html#id=ro&language=ro&passwordLayout=ro&name=keyboard_romanian",
       "options_page": "hmm_options.html?code=xkb:ro::rum"
     },
     {
+      "name": "__MSG_keyboard_romanian_standard__",
+      "type": "ime",
+      "id": "xkb:ro:std:rum",
+      "description": "",
+      "language": ["ro"],
+      "layouts": ["ro(std)"],
+      "input_view": "inputview.html#id=ro-std&language=ro&passwordLayout=ro-std&name=keyboard_romanian_standard",
+      "options_page": "hmm_options.html?code=xkb:ro:std:rum"
+    },
+    {
       "name": "__MSG_keyboard_swedish__",
       "type": "ime",
       "id": "xkb:se::swe",
       "description": "",
       "language": ["sv"],
       "layouts": ["se"],
       "input_view": "inputview.html#id=se.compact.qwerty&language=sv&passwordLayout=se.compact.qwerty&name=keyboard_swedish",
       "options_page": "hmm_options.html?code=xkb:se::swe"
     },
     {
@@ skipping 102 matching lines @@
       "id": "xkb:mt::mlt",
       "description": "",
       "language": ["mt"],
       "layouts": ["mt"],
       "input_view": "inputview.html#id=mt&language=mt&passwordLayout=mt&name=keyboard_maltese",
       "options_page": "hmm_options.html?code=xkb:mt::mlt"
     }
   ],
   "manifest_version": 2
 }