Revert "Randomize pbjs global name when testing" (#1891)

* Revert "Postbid bugfix  (#1844)"

This reverts commit 2e7783a.

* Revert "Populate adtypes array (#1862)"

This reverts commit 214ba19.

* Revert "Pass bidderRequestId parameter in Adform adapter (#1888)"

This reverts commit 59800f4.

* Revert "Add Arteebee bidder adapter (#1849)"

This reverts commit 18fe42d.

* Revert "fix linting errors for trailing spaces (#1889)"

This reverts commit d41287a.

* Revert "Randomize pbjs global name when testing (#1787)"

This reverts commit f9cb0dd.

karma.conf.maker.js

@@ -1,7 +1,7 @@
 // This configures Karma, describing how to run the tests and where to output code coverage reports.
 //
 // For more information, see http://karma-runner.github.io/1.0/config/configuration-file.html
-process.env.test = true;
+
 var _ = require('lodash');
 var webpackConf = require('./webpack.conf');
 var path = require('path')

webpack.conf.js

@@ -10,8 +10,6 @@ var neverBundle = [
   'AnalyticsAdapter.js'
 ];
 
-var prebidGlobalName = process.env.test ? 'pbjs_' + Math.floor(Math.random() * 10000) : prebid.globalVarName;
-
 module.exports = {
   devtool: 'source-map',
   resolve: {
@@ -79,7 +77,7 @@ module.exports = {
             {
               pattern: /\$\$PREBID_GLOBAL\$\$/g,
               replacement: function (match, p1, offset, string) {
-                return prebidGlobalName;
+                return prebid.globalVarName;
               }
             }
           ]