[Android] API 'variant.getPackageLibrary()' is obsolete and has been replaced with 'variant.getPackageLibraryProvider()'.

[Warining]

API 'variant.getPackageLibrary()' is obsolete and has been replaced with 'variant.getPackageLibraryProvider()'.

 

[Reason]

This is not a problem.

$> gradlew -Pandroid.debug.obsoleteApi=true --stacktrace

..

REASON: The Kotlin plugin is currently calling this API. We are working to solve this.
WARNING: Debugging obsolete API calls can take time during configuration. It's recommended to not keep it on at all times.

...

$> gradlew -Pandroid.debug.obsoleteApi=true --stacktrace

Welcome to Gradle 5.1.1!

Here are the highlights of this release:
 - Control which dependencies can be retrieved from which repositories
 - Production-ready configuration avoidance APIs

For more details see https://docs.gradle.org/5.1.1/release-notes.html

Starting a Gradle Daemon, 1 incompatible Daemon could not be reused, use --status for details

> Configure project :common
WARNING: API 'variant.getPackageLibrary()' is obsolete and has been replaced with 'variant.getPackageLibraryProvider()'.
It will be removed at the end of 2019.
For more information, see https://d.android.com/r/tools/task-configuration-avoidance.
REASON: The Kotlin plugin is currently calling this API. We are working to solve this.
WARNING: Debugging obsolete API calls can take time during configuration. It's recommended to not keep it on at all times.

> Task :help

Welcome to Gradle 5.1.1.

To run a build, run gradlew <task> ...

To see a list of available tasks, run gradlew tasks

To see a list of command-line options, run gradlew --help

To see more detail about a task, run gradlew help --task <task>

For troubleshooting, visit https://help.gradle.org

BUILD SUCCESSFUL in 1m 8s
1 actionable task: 1 executed