Test if navigator.storage.estimate exists before using it (#7504)

This commit is contained in:
Akihiko Odaki 2018-05-16 03:15:08 +09:00 committed by Eugen Rochko
parent 918cfd3be6
commit 4511a10e66
1 changed files with 2 additions and 1 deletions

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@ -184,7 +184,8 @@ export function putStatuses(records) {
export function freeStorage() {
// navigator.storage is not present on:
// Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.100 Safari/537.36 Edge/16.16299
return 'storage' in navigator && navigator.storage.estimate().then(({ quota, usage }) => {
// estimate method is not present on Chrome 57.0.2987.98 on Linux.
return 'storage' in navigator && 'estimate' in navigator.storage && navigator.storage.estimate().then(({ quota, usage }) => {
if (usage + storageMargin < quota) {
return null;
}