chore(glean): Remove unused glean metric for webauthn

Because:

* We are not using this metric

This commit:

* Removes webauthn capability probe

Closes #FXA-13423

Author: vpomerleau

packages/fxa-settings/src/components/App/index.tsx

@@ -39,8 +39,6 @@ import {
 import { AccountStateProvider } from '../../models/contexts/AccountStateContext';
 
 import sentryMetrics from 'fxa-shared/sentry/browser';
-import { maybeRecordWebAuthnCapabilities } from '../../lib/webauthnCapabilitiesProbe';
-
 // Components
 import LoadingSpinner from 'fxa-react/components/LoadingSpinner';
 import { ScrollToTop } from '../Settings/ScrollToTop';
@@ -361,7 +359,6 @@ export const App = ({
   useEffect(() => {
     if (metricsEnabled || isSignedIn === false) {
       sentryMetrics.enable();
-      maybeRecordWebAuthnCapabilities();
     } else {
       sentryMetrics.disable();
     }

packages/fxa-settings/src/lib/glean/index.test.ts

@@ -28,8 +28,6 @@ import {
 } from 'fxa-shared/metrics/glean/web/session';
 import * as utm from 'fxa-shared/metrics/glean/web/utm';
 import * as entrypointQuery from 'fxa-shared/metrics/glean/web/entrypoint';
-import * as webauthn from 'fxa-shared/metrics/glean/web/webauthn';
-
 import { Config } from '../config';
 import { WebIntegration, useAccount, WebIntegrationData } from '../../models';
 import { MetricsFlow } from '../metrics-flow';
@@ -1134,30 +1132,6 @@ describe('lib/glean', () => {
         sinon.assert.calledOnce(spy);
       });
     });
-
-    describe('webauthn', () => {
-      it('stringifies extras to strings before recording', async () => {
-        const spy = sandbox.spy(webauthn.capabilities, 'record');
-        GleanMetrics.setEnabled(true);
-        GleanMetrics.webauthn.capabilities({
-          event: {
-            supported: true,
-            ppa: true,
-            cg: false,
-            error_reason: 'foo',
-            os_family: 'windows',
-          } as any,
-        });
-        await GleanMetrics.isDone();
-        sinon.assert.calledOnce(spy);
-        const arg = spy.getCall(0).args[0]!;
-        expect(arg.supported).toBe('true');
-        expect(arg.ppa).toBe('true');
-        expect(arg.cg).toBe('false');
-        expect(arg.error_reason).toBe('foo');
-        expect(arg.os_family).toBe('windows');
-      });
-    });
   });
 
   describe('toggle enabled state', () => {

packages/fxa-settings/src/lib/glean/index.ts

@@ -49,7 +49,6 @@ import {
 } from 'fxa-shared/metrics/glean/web/session';
 import * as utm from 'fxa-shared/metrics/glean/web/utm';
 import * as entrypointQuery from 'fxa-shared/metrics/glean/web/entrypoint';
-import * as webauthn from 'fxa-shared/metrics/glean/web/webauthn';
 import { Integration } from '../../models';
 import { MetricsFlow } from '../metrics-flow';
 import { currentAccount } from '../../lib/cache';
@@ -677,32 +676,6 @@ const recordEventMetric = (
     case 'third_party_auth_set_password_success':
       thirdPartyAuthSetPassword.success.record();
       break;
-    case 'webauthn_capabilities': {
-      const e = (gleanPingMetrics as any).event || {};
-      // Always coerce expected extras to strings to ensure they appear in Looker "Events Extras"
-      const extras: Record<string, string> = {};
-      const allKeys = [
-        'supported',
-        'ppa',
-        'cg',
-        'rel',
-        'hyb',
-        'uvpa',
-        'prf',
-        'error_reason',
-        'os_family',
-        'os_major',
-        'browser_family',
-        'browser_major',
-      ] as const;
-      for (const key of allKeys) {
-        if (e[key] !== undefined) {
-          extras[key] = String(e[key]);
-        }
-      }
-      webauthn.capabilities.record(extras as any);
-      break;
-    }
     case 'promo_qr_mobile_view':
       promoQrMobile.view.record();
       break;