-// Google's documentation says the following line is required for `firebase-ads` but things work correctly without it. I have no interest in applying the Google Mobile Services plugin in the standard flavor if I don't have to.
-// I suspect that in the free flavor `firebase-ads` applies it even when not specified. https://firebase.google.com/docs/admob/android/quick-start
-// apply plugin: 'com.google.gms.google-services'
\ No newline at end of file
+dependencies {
+ implementation fileTree(include: ['*.jar'], dir: 'libs')
+ implementation 'com.android.support:design:28.0.0'
+
+ // Only compile Firebase ads for the free flavor.
+ freeImplementation 'com.google.firebase:firebase-ads:17.1.2'
+}
\ No newline at end of file