fix toolbar's incorrect gotoDrive title

www/common/toolbar3.js

@@ -747,7 +747,7 @@ define([
         var origin = privateData.origin;
         var pathname = privateData.pathname;
         var href = inDrive.test(pathname) ? origin+'/index.html' : origin+'/drive/';
-        var buttonTitle = inDrive ? Messages.header_homeTitle : Messages.header_logoTitle;
+        var buttonTitle = inDrive.test(pathname) ? Messages.header_homeTitle : Messages.header_logoTitle;
 
         var $aTag = $('<a>', {
             href: href,