resume monetization on focus change in serial to reduce server load

(looking at you, Vivaldi tab-tiling)

nits

src/background/services/background.ts

@@ -139,7 +139,7 @@ export class Background {
       });
       const popupWasOpen = popupOpen;
       popupOpen = this.sendToPopup.isPopupOpen;
-      if (popupWasOpen || this.sendToPopup.isPopupOpen) {
+      if (popupWasOpen || popupOpen) {
         // This is intentionally called after windows.getAll, to add a little
         // delay for popup port to open
         this.logger.debug('Popup is open, ignoring focus change');
@@ -155,9 +155,9 @@ export class Background {
             `[focus change] resume monetization for window=${windowId}, tabIds=${JSON.stringify(tabIds)}`,
           );
           for (const tabId of tabIds) {
-            void this.monetizationService.resumePaymentSessionsByTabId(tabId);
+            await this.monetizationService.resumePaymentSessionsByTabId(tabId);
           }
-          void this.updateVisualIndicatorsForCurrentTab();
+          await this.updateVisualIndicatorsForCurrentTab();
         } else {
           this.logger.info(
             `[focus change] stop monetization for window=${windowId}, tabIds=${JSON.stringify(tabIds)}`,

src/background/services/windowState.ts

@@ -56,13 +56,12 @@ export class WindowState {
   }
 
   /**
-   * Browsers like Edge, Vivaldi allow having multiple tabs in same "view". We
-   * can use this data to resume/pause monetization for multiple tabs on window
-   * focus change, not just the one active tab that browser APIs return.
+   * For given window, get the list of tabs that are currently in view.
    *
-   * For given window, we store the set of tabs that are currently in view. We
-   * only store per window, as we don't have anything like a view ID, and we
-   * reset the view when new tab is opened or switched.
+   * Browsers like Edge, Vivaldi allow having multiple tabs in same "view"
+   * (split-view, tab-tiling). We can use this data to resume/pause monetization
+   * for multiple tabs on window focus change, not just the one active tab that
+   * browser APIs return.
    */
   async getTabsForCurrentView(
     windowId: WindowId = this.getCurrentWindowId(),