Sync with 2527c86
Sync with 2527c86

Synced with dart-lang/site-webdev master branch, commit 2527c86:
https://github.com/dart-lang/site-webdev/tree/2527c86b7ed0a2484034a1a353ffe875b4505ae5/examples/ng/doc/pipes

angular-examples/pipes,angular-examples/pipes,googlearchive/pipes,googlearchive/pipes