The strings "Delete", "Key", "Refresh" and "Value" don't have entries in localizedStrings.js. I'm attaching a patch that adds these to WebCore/English.lproj/localizedStrings.js
Created attachment 30121 [details] add missing strings to localizedStrings.js
Comment on attachment 30121 [details] add missing strings to localizedStrings.js Good catch. r=me
Landed in r43394. Thanks!