Companion to https://github.com/servo/mozjs/pull/650
We added 3 new options to bindings.conf, each more powerful then the
previous one, so one should use the least powerful as possible to keep
things flexible:
1 `cx_no_gc` prepends argument `&JSContext`, which allows creating NoGC
tokens and using functions that do not trigger GC.
2. `cx` prepends argument `&mut JSContext`, which allows everything that
previous one allows, but it also allows calling GC triggering functions.
3. `realm` prepends argument `&mut CurrentRealm`, which can be deref_mut
to `&mut JSContext` (so it can do everything that previous can), but it
also ensures that there is current entered realm, which can be used for
creation of InRealm.
next steps: #40600
reviewable per commit
Testing: It's just refactoring
try run: https://github.com/sagudev/servo/actions/runs/19287700927
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Signed-off-by: sagudev <16504129+sagudev@users.noreply.github.com>
This is the final step of #1799, where the majority of the generated
code for the JS bindings is now compiled as part of the script_bindings
build step. The remaining pieces in script must live there because they
refer to concrete DOM types; all code in script_bindings is generic over
the
[DomTypes](https://doc.servo.org/script/dom/bindings/codegen/DomTypes/trait.DomTypes.html)
trait.
My testing with incremental builds shows me a 12 second reduction in
build times on my 2024 M4 Macbook Pro when modifying code in the script
crate after these changes. Before this PR those changes took 20 seconds
to rebuild Servo, and now they take 8 seconds.
Testing: Existing WPT tests ensure no regressions.
Fixes: #1799
---------
Signed-off-by: Josh Matthews <josh@joshmatthews.net>
