Remove browser specific code

src/herumi/context.ts

@@ -6,26 +6,9 @@ type Bls = typeof bls;
 let blsGlobal: Bls | null = null;
 let blsGlobalPromise: Promise<void> | null = null;
 
-// Patch to fix multiVerify() calls on a browser with polyfilled NodeJS crypto
-declare global {
-  // eslint-disable-next-line @typescript-eslint/interface-name-prefix
-  interface Window {
-    msCrypto: typeof window["crypto"];
-  }
-}
-
 export async function setupBls(): Promise<void> {
   if (!blsGlobal) {
     await bls.init(bls.BLS12_381);
-
-    // Patch to fix multiVerify() calls on a browser with polyfilled NodeJS crypto
-    if (typeof window === "object") {
-      const crypto = window.crypto || window.msCrypto;
-      // getRandomValues is not typed in `bls-eth-wasm` because it's not meant to be exposed
-      // @ts-ignore
-      bls.getRandomValues = (x) => crypto.getRandomValues(x);
-    }
-
     blsGlobal = bls;
   }
 }

tsconfig.json

@@ -4,7 +4,7 @@
     "target": "esnext",
     "module": "commonjs",
     "pretty": true,
-    "lib": ["esnext.bigint", "DOM"],
+    "lib": ["esnext.bigint"],
     "typeRoots": ["./node_modules/@types"],
     "declaration": true,
     "strict": true,