Do not turn off ad blocker in background

src/background.js

@@ -1548,9 +1548,6 @@ function initializeGhosteryModules() {
 				// Make sure that getBrowserInfo() has resolved before we set these properties
 				(async() => {
 					await globals.BROWSER_INFO_READY;
-					if (globals.JUST_INSTALLED && BROWSER_INFO.name === 'ghostery_desktop') { // i.e., Dawn
-						conf.enable_ad_block = false; // GH-2283
-					}
 					if (IS_FIREFOX && BROWSER_INFO.name !== 'ghostery_desktop' && BROWSER_INFO.name !== 'ghostery_android') {
 						if (globals.JUST_INSTALLED) {
 							conf.enable_human_web = false;