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constellation: Use FnvHashMap for hashmaps that use ids as keys (#39106)

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FNV is faster for hashing less than 16 bytes of data and the
cryptographic properties of the default HashMap are not needed for the
various ids.

Testing: This does not change functionality.

Signed-off-by: Narfinger <Narfinger@users.noreply.github.com>
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Narfinger 2025-09-03 20:15:19 +02:00 • committed by GitHub
parent 0ae9ee28d5
commit 5c7ea4bdee
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19 changed files with 71 additions and 54 deletions
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3
components/script/dom/globalscope.rs
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@ -27,6 +27,7 @@ use crossbeam_channel::Sender;
use devtools_traits::{PageError, ScriptToDevtoolsControlMsg};
use dom_struct::dom_struct;
use embedder_traits::{EmbedderMsg, JavaScriptEvaluationError, ScriptToEmbedderChan};
use fnv::FnvHashMap;
use fonts::FontContext;
use ipc_channel::ipc::{self, IpcSender};
use ipc_channel::router::ROUTER;
@ -561,7 +562,7 @@ impl MessageListener {
};
let mut succeeded = vec![];
let mut failed = HashMap::new();
let mut failed = FnvHashMap::default();
for (id, info) in ports.into_iter() {
if global.is_managing_port(&id) {