Remove unintentional change

Author: jakebailey

src/compiler/checker.ts

@@ -30080,7 +30080,7 @@ namespace ts {
 
         // Instantiate a generic signature in the context of a non-generic signature (section 3.8.5 in TypeScript spec)
         function instantiateSignatureInContextOf(signature: Signature, contextualSignature: Signature, inferenceContext?: InferenceContext, compareTypes?: TypeComparer): Signature {
-            const context = createInferenceContext(signature.typeParameters!, signature, inferenceContext?.flags ?? InferenceFlags.None, compareTypes);
+            const context = createInferenceContext(signature.typeParameters!, signature, InferenceFlags.None, compareTypes);
             // We clone the inferenceContext to avoid fixing. For example, when the source signature is <T>(x: T) => T[] and
             // the contextual signature is (...args: A) => B, we want to infer the element type of A's constraint (say 'any')
             // for T but leave it possible to later infer '[any]' back to A.