add missing js doc comment descriptions

Author: laurelthorburn

packages/hydrogen-react/src/ExternalVideo.tsx

@@ -3,7 +3,7 @@ import type {Entries, PartialDeep} from 'type-fest';
 import {forwardRef, IframeHTMLAttributes} from 'react';
 
 /**
- * The `ExternalVideo` component renders an embedded video for the Storefront API's [ExternalVideo object](https://shopify.dev/api/storefront/reference/products/externalvideo).
+ * Takes in the same props as a native `<iframe>` element, except for `src`.
  * @publicDocs
  */
 export interface ExternalVideoBaseProps {

packages/hydrogen-react/src/analytics.ts

@@ -137,7 +137,7 @@ function sendToShopify(
 }
 
 /**
- * Gathers client browser values commonly used for analytics.
+ * If executed on server, this method will return empty string for each field.
  * @publicDocs
  */
 export function getClientBrowserParameters(): ClientBrowserParameters {

packages/hydrogen-react/src/parse-metafield.ts

@@ -13,13 +13,7 @@ import {flattenConnection} from './flatten-connection.js';
 import {RootASTNode as RichTextRootASTNode} from './RichText.types.js';
 
 /**
- * A function that uses `metafield.type` to parse the Metafield's `value` or `reference` or `references` (depending on the `metafield.type`) and places the result in `metafield.parsedValue`
- *
- * TypeScript developers can use the type `ParsedMetafields` from this package to get the returned object's type correct. For example:
- *
- * ```
- * parseMetafield<ParsedMetafields['boolean']>({type: 'boolean', value: 'false'}
- * ```
+ * Use the `ParsedMetafields` type as the returned type of `parseMetafield(metafield)`
  * @publicDocs
  */
 export function parseMetafield<ReturnGeneric>(