Navigate on paste as is usual on Unix browsers, and that works on current Chrome versions (unlike the extension on the Chrome Web Store).

navigateonpaste.js

// ==UserScript==
// @name       Navigate on Paste
// @namespace  http://github.com/arirahikkala
// @version    0.1
// @description  Navigate on paste as is usual on Unix browsers, and that works on current Chrome versions (unlike the extension on the Chrome Web Store).
// @match      http://*/*
// @copyright  2013, Ari Rahikkala
// ==/UserScript==

document.body.onpaste=function(e){
	var el = e.target;
   	if (el.tagName == "INPUT" || el.tagName == "TEXTFIELD")
        return true;
    
    var isLink = false;
    
    var els = document.querySelectorAll(":hover");
    
    for (var i = 0; i < els.length; i++) {
        if (els[i].tagName == "A") {
            isLink = true;
            break;
        }
    }

    if (!isLink) {
		window.location.href = e.clipboardData.getData("text");
    }
}