MV3: Remove pageAction

mozilla#2477

src/js/background/messageHandler.js

@@ -20,9 +20,6 @@ const messageHandler = {
       case "resetSync":
         response = sync.resetSync();
         break;
-      case "resetPageAction":
-        response = assignManager.resetPageAction();
-        break;
       case "deleteContainer":
         response = backgroundLogic.deleteContainer(m.message.userContextId);
         break;
@@ -205,17 +202,6 @@ const messageHandler = {
       });
     }, {urls: ["<all_urls>"], types: ["main_frame"]});
 
-    browser.tabs.onUpdated.addListener((tabId) => {
-      // check if the page action is enabled right away to avoid flashing
-      browser.storage.local.get({ pageActionEnabled: true }).then(({ pageActionEnabled }) => {
-        if (pageActionEnabled) {
-          browser.pageAction.show(tabId);
-        }
-      }).catch(e => {
-        throw e;
-      });
-    }, { properties: ["status"] });
-
     browser.tabs.onCreated.addListener((tab) => {
       // lets remember the last tab created so we can close it if it looks like a redirect
       this.lastCreatedTab = tab;