Fix setIcon warning on Android

1 files changed, 7 insertions, 1 deletions

diff --git a/src/background/presenters/IndicatorPresenter.ts b/src/background/presenters/IndicatorPresenter.ts
index d9a615a..5d9c21f 100644
--- a/src/background/presenters/IndicatorPresenter.ts
+++ b/src/background/presenters/IndicatorPresenter.ts
@@ -3,7 +3,13 @@ export default class IndicatorPresenter {
     let path = enabled
       ? 'resources/enabled_32x32.png'
       : 'resources/disabled_32x32.png';
-    return browser.browserAction.setIcon({ path });
+    if (typeof browser.browserAction.setIcon === "function") {
+      return browser.browserAction.setIcon({ path });
+    }
+    else {
+      // setIcon not supported on Android
+      return Promise.resolve();
+    }
   }
 
   onClick(listener: (arg: browser.tabs.Tab) => void): void {