fix: fetch forward context to fetchFinale

Author: ronag

lib/fetch/index.js

@@ -687,7 +687,7 @@ async function mainFetch (fetchParams, recursive = false) {
     // 1. Let processBodyError be this step: run fetch finale given fetchParams
     // and a network error.
     const processBodyError = (reason) =>
-      fetchFinale(fetchParams, makeNetworkError(reason))
+      fetchFinale.call(context, fetchParams, makeNetworkError(reason))
 
     // 2. If request’s response tainting is "opaque", or response’s body is null,
     // then run processBodyError and abort these steps.
@@ -710,7 +710,7 @@ async function mainFetch (fetchParams, recursive = false) {
       response.body = safelyExtractBody(bytes)[0]
 
       // 3. Run fetch finale given fetchParams and response.
-      fetchFinale(fetchParams, response)
+      fetchFinale.call(context, fetchParams, response)
     }
 
     // 4. Fully read response’s body given processBody and processBodyError.
@@ -721,7 +721,7 @@ async function mainFetch (fetchParams, recursive = false) {
     }
   } else {
     // 21. Otherwise, run fetch finale given fetchParams and response.
-    fetchFinale(fetchParams, response)
+    fetchFinale.call(context, fetchParams, response)
   }
 }