Fix or remove broken links in deps guidance

PiperOrigin-RevId: 525217814
Change-Id: I21de17bde1a56a83efc20967815bad97db83b57f
diff --git a/docs/api_guidelines/dependencies.md b/docs/api_guidelines/dependencies.md
index 83bdad6..b20aeeb 100644
--- a/docs/api_guidelines/dependencies.md
+++ b/docs/api_guidelines/dependencies.md
@@ -259,13 +259,9 @@
 Some examples of safely depending on closed-source components include:
 
 -   WorkManager's GCM Network Manager integration, which uses
-    [manifest metadata](https://cs.android.com/androidx/platform/frameworks/support/+/androidx-main:work/workmanager-gcm/src/main/AndroidManifest.xml)
+    [manifest metadata](https://cs.android.com/androidx/platform/frameworks/support/+/androidx-main:work/work-gcm/src/main/AndroidManifest.xml)
     for service discovery and provides an optional artifact exposing the
     service.
--   Ads Identifier's Play Services integration, which provides a default backend
-    and uses
-    [`Intent` handling](https://cs.android.com/androidx/platform/frameworks/support/+/androidx-master-dev:ads/ads-identifier-provider/src/main/java/androidx/ads/identifier/provider/AdvertisingIdProviderManager.java;l=108)
-    as a service discovery mechanism for Play Services.
 -   Downloadable Fonts integration with Play Services, which plugs in via a
     [`ContentProvider`](https://cs.android.com/androidx/platform/frameworks/support/+/androidx-main:core/core/src/androidTest/java/androidx/core/provider/MockFontProvider.java)
     as a service discovery mechanism with developer-specified