build: remove unused dependencies (#29472)

We no longer depend on the `@material` packages so they can be removed, together with the infrastructure that was used to support them.

(cherry picked from commit c4f033c)

Author: crisbeto

.github/workflows/scheduled-ci.yml

@@ -67,33 +67,6 @@ jobs:
           JOB_NAME: 'Linker snapshot test'
           SLACK_BOT_TOKEN: ${{ secrets.ANGULAR_ROBOT_SLACK_TOKEN }}
 
-  mdc_snapshot_test:
-    runs-on: ubuntu-latest-4core
-    steps:
-      - name: Initialize environment
-        uses: angular/dev-infra/github-actions/npm/checkout-and-setup-node@89624a6442b75b5cda33c5e9b5c8c4f87ca4f13d
-        with:
-          cache-node-modules: true
-      - name: Setup Bazel
-        uses: angular/dev-infra/github-actions/bazel/setup@89624a6442b75b5cda33c5e9b5c8c4f87ca4f13d
-      - name: Setup Bazel RBE
-        uses: angular/dev-infra/github-actions/bazel/configure-remote@89624a6442b75b5cda33c5e9b5c8c4f87ca4f13d
-      - name: Setting up Angular snapshot builds
-        # Angular snapshots must be set up first so that the yarn install properly
-        # updates the yarn.lock as expected with the changes
-        run: node ./scripts/circleci/setup-angular-snapshots.js main
-      - name: Install MDC Canary
-        run: node ./scripts/circleci/setup-mdc-canary.js
-      - name: Install node modules
-        run: yarn install
-      - name: Run browser tests using MDC Canary
-        run: bazel test --build_tag_filters=-docs-package,-e2e --test_tag_filters=-e2e --build_tests_only -- src/...
-      - uses: ./.github/actions/slack
-        if: ${{ failure() && github.event_name == 'push' }}
-        with:
-          JOB_NAME: 'MDC Snapshot test'
-          SLACK_BOT_TOKEN: ${{ secrets.ANGULAR_ROBOT_SLACK_TOKEN }}
-
   monitor-docs-site:
     runs-on: ubuntu-latest
     steps:

BUILD.bazel

@@ -4,8 +4,6 @@ load("//src/cdk:config.bzl", "CDK_ENTRYPOINTS")
 load("//src/cdk-experimental:config.bzl", "CDK_EXPERIMENTAL_ENTRYPOINTS")
 load("//src/material:config.bzl", "MATERIAL_ENTRYPOINTS", "MATERIAL_TESTING_ENTRYPOINTS")
 load("//src/material-experimental:config.bzl", "MATERIAL_EXPERIMENTAL_ENTRYPOINTS", "MATERIAL_EXPERIMENTAL_TESTING_ENTRYPOINTS")
-load("//tools:defaults.bzl", "npm_sass_library")
-load("//:packages.bzl", "MDC_PACKAGES")
 
 package(default_visibility = ["//visibility:public"])
 
@@ -40,8 +38,3 @@ genrule(
     outs = ["entry_points_manifest.json"],
     cmd = "echo '%s' > $@" % entryPoints,
 )
-
-npm_sass_library(
-    name = "mdc_sass_lib",
-    deps = ["@npm//%s" % pkg for pkg in MDC_PACKAGES],
-)

FAQ.md

@@ -51,10 +51,7 @@ using native CSS Flexbox and CSS Grid.
 
 ## What's your relationship to [MDC Web][]?
 
-MDC Web and Angular Material were created independently by two different teams inside Google.
-The Angular team is now working with the MDC team to share more code to reduce duplication. To that
-end, we are developing new, API-compatible versions of the Angular Material components backed by
-MDC Web. [See @jelbourn's 2019 ng-conf talk](https://youtu.be/4EXQKP-Sihw?t=891) for more details.
+Read more about the [current state of our relationship with MDC Web on our blog](https://blog.angular.dev/the-future-of-material-support-in-angular-7fa0662ecc4b).
 
 
 [StackOverflow]: https://stackoverflow.com

README.md

@@ -68,7 +68,6 @@ We aim for great user experience with the following screen readers:
 [Material Design]: https://material.io
 [Google Maps JavaScript API]: https://developers.google.com/maps/documentation/javascript/tutorial
 [YouTube Player API]: https://developers.google.com/youtube/iframe_api_reference
-[MDC Web]: https://github.com/material-components/material-components-web/
 [cdk-docs]: https://material.angular.io/cdk/categories
 [mat-docs]: https://material.angular.io
 [map-docs]: https://github.com/angular/components/blob/main/src/google-maps/README.md