fix: check if infobar custom element is already registered (#232)

hoxyq · web-flow · commit d65c7f769b31 · 2026-01-07T22:40:16.000Z
diff --git a/front_end/panels/network/components/NetworkEventCoverageInfobar.ts b/front_end/panels/network/components/NetworkEventCoverageInfobar.ts
@@ -90,7 +90,9 @@ export class NetworkEventCoverageInfobar extends HTMLElement {
   }
 }
 
-customElements.define('devtools-network-event-coverage-infobar', NetworkEventCoverageInfobar);
+if (!customElements.get('devtools-network-event-coverage-infobar')) {
+  customElements.define('devtools-network-event-coverage-infobar', NetworkEventCoverageInfobar);
+}
 
 declare global {
   interface HTMLElementTagNameMap {

Original file line number	Diff line number	Diff line change
`@@ -90,7 +90,9 @@ export class NetworkEventCoverageInfobar extends HTMLElement {`
`90`	`90`	`}`
`91`	`91`	`}`
`92`	`92`
`93`		`-customElements.define('devtools-network-event-coverage-infobar', NetworkEventCoverageInfobar);`
	`93`	`+if (!customElements.get('devtools-network-event-coverage-infobar')) {`
	`94`	`+ customElements.define('devtools-network-event-coverage-infobar', NetworkEventCoverageInfobar);`
	`95`	`+}`
`94`	`96`
`95`	`97`	`declare global {`
`96`	`98`	`interface HTMLElementTagNameMap {`