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GoogleChrome · Jul 17, 2017 · 1f667b7 · 1f667b7
1 parent 9bf4682
commit 1f667b7
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/lighthouse-core/audits/dobetterweb/uses-http2.js b/lighthouse-core/audits/dobetterweb/uses-http2.js
@@ -39,6 +39,9 @@ class UsesHTTP2Audit extends Audit {
   static audit(artifacts) {
     const devtoolsLogs = artifacts.devtoolsLogs[Audit.DEFAULT_PASS];
     return artifacts.requestNetworkRecords(devtoolsLogs).then(networkRecords => {
+      // The parsedURL of network records parses URLs differently from URL class. Use `hostname` so
+      // that we can easily compare the values without making an expensive `new URL` call for each
+      // network record.
       const finalHost = new URL(artifacts.URL.finalUrl).hostname;
 
       // Filter requests that are on the same host as the page and not over h2.