feat(hub): Remove getActiveDomain (#4858)

Removes `getActiveDomain` function and corresponding type.

packages/hub/src/hub.ts

@@ -80,15 +80,6 @@ export interface Carrier {
   };
 }
 
-/**
- * @hidden
- * @deprecated Can be removed once `Hub.getActiveDomain` is removed.
- */
-export interface DomainAsCarrier extends Carrier {
-  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  members: { [key: string]: any }[];
-}
-
 /**
  * @inheritDoc
  */
@@ -559,20 +550,6 @@ export function getCurrentHub(): Hub {
   return getHubFromCarrier(registry);
 }
 
-/**
- * Returns the active domain, if one exists
- * @deprecated No longer used; remove in v7
- * @returns The domain, or undefined if there is no active domain
- */
-// eslint-disable-next-line deprecation/deprecation
-export function getActiveDomain(): DomainAsCarrier | undefined {
-  IS_DEBUG_BUILD && logger.warn('Function `getActiveDomain` is deprecated and will be removed in a future version.');
-
-  const sentry = getMainCarrier().__SENTRY__;
-
-  return sentry && sentry.extensions && sentry.extensions.domain && sentry.extensions.domain.active;
-}
-
 /**
  * Try to read the hub from an active domain, and fallback to the registry if one doesn't exist
  * @returns discovered hub

packages/hub/src/index.ts

@@ -2,16 +2,12 @@ export { addGlobalEventProcessor, Scope } from './scope';
 export { Session } from './session';
 export { SessionFlusher } from './sessionflusher';
 export {
-  // eslint-disable-next-line deprecation/deprecation
-  getActiveDomain,
   getCurrentHub,
   getHubFromCarrier,
   getMainCarrier,
   Hub,
   makeMain,
   setHubOnCarrier,
   Carrier,
-  // eslint-disable-next-line deprecation/deprecation
-  DomainAsCarrier,
   Layer,
 } from './hub';