Whitelist virtual keyboard extension to accept audioCapture and videoCapture permissions

chrome/common/extensions/api/_permission_features.json

Index: chrome/common/extensions/api/_permission_features.json
diff --git a/chrome/common/extensions/api/_permission_features.json b/chrome/common/extensions/api/_permission_features.json
index d30aadb0aafb9d5193826f9fb158804d3472d793..363e8101d3eef58c6c0ef15e91e77555f7405149 100644
--- a/chrome/common/extensions/api/_permission_features.json
+++ b/chrome/common/extensions/api/_permission_features.json
@@ -56,10 +56,19 @@
     "extension_types": ["extension", "legacy_packaged_app"],
     "location": "component"
   },
-  "audioCapture": {
-    "channel": "stable",
-    "extension_types": ["platform_app"]
-  },
+  "audioCapture": [
+    {
+      "channel": "stable",
+      "extension_types": ["platform_app"]
+    },
+    {
+      "channel": "stable",
+      "extension_types": ["extension"],
+      "whitelist": [
+        "mppnpdlheglhdfmldimlhpnegondlapf"  // http://crbug.com/292856
+      ]
+    }
+  ],
   "background": [
     {
       "channel": "stable",
@@ -697,10 +706,19 @@
     "channel": "stable",
     "extension_types": ["platform_app"]
   },
-  "videoCapture": {
-    "channel": "stable",
-    "extension_types": ["platform_app"]
-  },
+  "videoCapture": [
+    {
+      "channel": "stable",
+      "extension_types": ["platform_app"]
+    },
+    {
+      "channel": "stable",
+      "extension_types": ["extension"],
+      "whitelist": [
+        "mppnpdlheglhdfmldimlhpnegondlapf"  // http://crbug.com/292856
+      ]
+    }
+  ],
   "virtualKeyboardPrivate": {
     "channel": "stable",
     "whitelist": [