Revert "Reland "refactor(core): cleanup feature flags for js source i… (#19611)

…nclusion" (#19519)"

This reverts commit 28a4f3d0f5383695b1d49ccdc8b0f799a715b2c2.

This change causes failures when used outside Deno repo:
```
============================================================
Deno has panicked. This is a bug in Deno. Please report this
at https://github.com/denoland/deno/issues/new.
If you can reliably reproduce this panic, include the
reproduction steps and re-run with the RUST_BACKTRACE=1 env
var set and include the backtrace in your report.

Platform: linux x86_64
Version: 1.34.3+b37b286
Args: ["/opt/hostedtoolcache/deno/0.0.0-b37b286f7fa68d5656f7c180f6127bdc38cf2cf5/x64/deno", "test", "--doc", "--unstable", "--allow-all", "--coverage=./cov"]

thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Failed to read "/home/runner/work/deno/deno/core/00_primordials.js"

Caused by:
    No such file or directory (os error 2)', core/runtime/jsruntime.rs:699:8
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
```

1 files changed, 5 insertions, 5 deletions

diff --git a/ext/web/benches/timers_ops.rs b/ext/web/benches/timers_ops.rs
index d5830efba..084fac98b 100644
--- a/ext/web/benches/timers_ops.rs
+++ b/ext/web/benches/timers_ops.rs
@@ -22,14 +22,14 @@ impl deno_web::TimersPermission for Permissions {
 
 fn setup() -> Vec<Extension> {
   vec![
-    deno_webidl::deno_webidl::init_ext(),
-    deno_url::deno_url::init_ext(),
-    deno_console::deno_console::init_ext(),
-    deno_web::deno_web::init_ext::<Permissions>(BlobStore::default(), None),
+    deno_webidl::deno_webidl::init_ops_and_esm(),
+    deno_url::deno_url::init_ops_and_esm(),
+    deno_console::deno_console::init_ops_and_esm(),
+    deno_web::deno_web::init_ops_and_esm::<Permissions>(BlobStore::default(), None),
     Extension::builder("bench_setup")
     .esm(vec![
       ExtensionFileSource {
-        specifier: "ext:bench_setup/setup",
+        specifier: "ext:bench_setup/setup", 
         code: ExtensionFileSourceCode::IncludedInBinary(r#"
       import { setTimeout, handleTimerMacrotask } from "ext:deno_web/02_timers.js";
       globalThis.setTimeout = setTimeout;