--- a/dom/camera/DOMCameraManager.cpp
+++ b/dom/camera/DOMCameraManager.cpp
@@ -306,16 +306,24 @@ nsDOMCameraManager::GetCamera(const nsAS
 
   nsCOMPtr<nsIScriptObjectPrincipal> sop = do_QueryInterface(mWindow);
   if (!sop) {
     aRv.Throw(NS_ERROR_UNEXPECTED);
     return nullptr;
   }
 
   nsCOMPtr<nsIPrincipal> principal = sop->GetPrincipal();
+  // If we are a CERTIFIED app, we can short-circuit the permission check,
+  // which gets us a performance win.
+  uint16_t status = nsIPrincipal::APP_STATUS_NOT_INSTALLED;
+  principal->GetAppStatus(&status);
+  if (status == nsIPrincipal::APP_STATUS_CERTIFIED && CheckPermission(mWindow)) {
+    PermissionAllowed(cameraId, aInitialConfig, successCallback, errorCallback, promise);
+    return promise.forget();
+  }
 
   nsCOMPtr<nsIRunnable> permissionRequest =
     new CameraPermissionRequest(principal, mWindow, this, cameraId, aInitialConfig,
                                 successCallback, errorCallback, promise);
 
   NS_DispatchToMainThread(permissionRequest);
   return promise.forget();
 }