Adding return after rejects in a few places.

src/background.js

@@ -200,6 +200,7 @@ function getSiteData() {
 
 			if (!tab) {
 				reject(new Error('Tab not found. Cannot gather page data'));
+				return;
 			}
 
 			resolve({

src/classes/Metrics.js

@@ -72,9 +72,7 @@ class Metrics {
 							prefsSet({
 								utm_source: this.utm_source,
 								utm_campaign: this.utm_campaign
-							})
-								.then(prefs => resolve(prefs))
-								.catch(err => reject(err));
+							});
 						});
 						resolve();
 					});
@@ -95,9 +93,7 @@ class Metrics {
 							prefsSet({
 								utm_source: this.utm_source,
 								utm_campaign: this.utm_campaign
-							})
-								.then(reject)
-								.catch(reject);
+							});
 						}
 					});
 					resolve();

src/utils/accounts.js

@@ -534,11 +534,13 @@ function _refreshToken() {
 	return new Promise((resolve, reject) => {
 		if (!conf.login_info.logged_in) {
 			resolve('User not logged in');
+			return;
 		}
 
 		const decoded_user_token = conf.login_info.decoded_user_token;
 		if (!decoded_user_token || !decoded_user_token.exp) {
 			reject('User token is corrupted or null');
+			return;
 		}
 
 		const currentTime = (new Date()).getTime();