1. Remove `zone-async-tagging` implementation from zone.js and move the
implementation to `@angular/core`, so `@angular/core` can import this
package more easily for better treeshaking.
2. Add `async tagging zone` implemenation into `@angular/core` package.
So we don't need to get the `AsyncStackTaggingZoneSpec` from `global`
instance, we can import the `class` directly for better treeshaking.
3. Only load this ZoneSpec when `ngDevMode` is `true`.
PR Close#47416
Chrome has an experimental API to improve the debug experience of the
async tasks.
The details can be found here https://bugs.chromium.org/p/chromium/issues/detail?id=332624#c29
This commit add the `async stack tagging` support in the `zone.js`.
User can `import 'zone.js/plugins/async-stack-tagging';` to enable this
feature.
PR Close#46693
Zone.js has a lot of optional bundles, such as `zone-patch-message-port`, those
bundles are monkey patch for specified APIs usually for soem experimental APIs or
some old APIs only available for specified platforms. Those bundles will not be
loaded by default.
In this commit, since we have several main `sub packages` such as `zone`, `zone-node`,
`zone-testing`, I put all the optional bundles under `plugins` folders for consistency.
PR Close#36540
