Use TSyringe on background script

src/background/presenters/IndicatorPresenter.ts

@@ -1,3 +1,6 @@
+import { injectable } from 'tsyringe';
+
+@injectable()
 export default class IndicatorPresenter {
   indicate(enabled: boolean): Promise<void> {
     let path = enabled

src/background/presenters/NotifyPresenter.ts

@@ -1,5 +1,8 @@
+import { injectable } from 'tsyringe';
+
 const NOTIFICATION_ID = 'vimvixen-update';
 
+@injectable()
 export default class NotifyPresenter {
   async notify(
     title: string,

src/background/presenters/TabPresenter.ts

@@ -1,3 +1,4 @@
+import { injectable } from 'tsyringe';
 import MemoryStorage from '../infrastructures/MemoryStorage';
 
 const CURRENT_SELECTED_KEY = 'tabs.current.selected';
@@ -5,6 +6,7 @@ const LAST_SELECTED_KEY = 'tabs.last.selected';
 
 type Tab = browser.tabs.Tab;
 
+@injectable()
 export default class TabPresenter {
   open(url: string, tabId?: number): Promise<Tab> {
     return browser.tabs.update(tabId, { url });

src/background/presenters/WindowPresenter.ts

@@ -1,3 +1,6 @@
+import { injectable } from 'tsyringe';
+
+@injectable()
 export default class WindowPresenter {
   create(url: string): Promise<browser.windows.Window> {
     return browser.windows.create({ url });