From a0d54bd43ad4771fe6d3348e1f668a3e204aaeee Mon Sep 17 00:00:00 2001
From: "J. Ryan Stinnett" <jryans@gmail.com>
Date: Mon, 6 Apr 2020 16:40:53 +0100
Subject: [PATCH] Clear sessionStorage on sign out

The browser's `sessionStorage` is only used for composer history today, but
still we should also clear this on sign out for those on shared computers, etc.

Fixes https://github.com/vector-im/riot-web/issues/13041
---
 src/Lifecycle.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/Lifecycle.js b/src/Lifecycle.js
index b9fbf4f1bc..305a73fbad 100644
--- a/src/Lifecycle.js
+++ b/src/Lifecycle.js
@@ -637,6 +637,10 @@ async function _clearStorage() {
         window.localStorage.clear();
     }
 
+    if (window.sessionStorage) {
+        window.sessionStorage.clear();
+    }
+
     // create a temporary client to clear out the persistent stores.
     const cli = createMatrixClient({
         // we'll never make any requests, so can pass a bogus HS URL