From e59934ca2110d639671337f1ecd643791ca28c8d Mon Sep 17 00:00:00 2001
From: Fabio Berger <me@fabioberger.com>
Date: Tue, 5 Dec 2017 18:49:48 -0600
Subject: Add null to err type

---
 packages/subproviders/src/subproviders/injected_web3.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/subproviders/src/subproviders/injected_web3.ts b/packages/subproviders/src/subproviders/injected_web3.ts
index a3308d142..25d747a62 100644
--- a/packages/subproviders/src/subproviders/injected_web3.ts
+++ b/packages/subproviders/src/subproviders/injected_web3.ts
@@ -14,7 +14,7 @@ export class InjectedWeb3Subprovider {
         this.injectedWeb3 = injectedWeb3;
     }
     public handleRequest(
-        payload: Web3.JSONRPCRequestPayload, next: () => void, end: (err: Error, result: any) => void,
+        payload: Web3.JSONRPCRequestPayload, next: () => void, end: (err: Error|null, result: any) => void,
     ) {
         switch (payload.method) {
             case 'web3_clientVersion':
-- 
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