Chrome Extension to stop Chrome from trying to search when going to a URL with .localhost domain.

chromeSearchFix.js

chrome.tabs.onUpdated.addListener(function(tabId, e) {
    if (e.url && e.url.match('google.com/search') && e.url.match('localhost')) {
      var q = e.url.match(/q=[^&]+&/i);
      if (q) {
        var localUrl = decodeURIComponent(q[0].substring(2,q[0].length-1));
        chrome.tabs.update(tabId, {url: 'http://' + localUrl });
      }
    }
});

manifest.json

{
    "name": "Chrome Localhost Search Blocker",
    "version": "1",

    "description": "Stops Chrome from trying to search when going to a URL with .localhost domain.",
    "permissions": ["webNavigation", "tabs", "http://*/*", "https://*/*"],

    "background": {
      "scripts": ["chromeSearchFix.js"]
    },

    "manifest_version": 2
}