Do not bypass network listener in suspended mode

Tabless network requests were bypassing uBO's
onBeforeRequest's listener when in suspended
mode. Suspend mode occurs during the time the
filter lists are all reloaded.

Regression from:
- 1dfdc40e09 (diff-d04c15ee6bff6a6269c6aee25a7c7522R1122)

platform/chromium/vapi-background.js

@@ -1157,11 +1157,10 @@ vAPI.Net = class {
         browser.webRequest.onBeforeRequest.addListener(
             details => {
                 this.normalizeDetails(details);
-                if ( this.suspendDepth === 0 ) {
+                if ( this.suspendDepth === 0 || details.tabId < 0 ) {
                     if ( this.suspendableListener === undefined ) { return; }
                     return this.suspendableListener(details);
                 }
-                if ( details.tabId < 0 ) { return; }
                 return this.suspendOneRequest(details);
             },
             this.denormalizeFilters({ urls: [ 'http://*/*', 'https://*/*' ] }),

platform/firefox/vapi-webrequest.js

@@ -115,7 +115,7 @@
                 resolve: undefined,
                 promise: undefined
             };
-            pending.promise = new Promise(function(resolve) {
+            pending.promise = new Promise(resolve => {
                 pending.resolve = resolve;
             });
             this.pendingRequests.push(pending);