feat: remove google ads example. (#240)

Author: didiergarcia

samples/kotlin-android-app/build.gradle

@@ -52,8 +52,6 @@ dependencies {
     implementation 'androidx.lifecycle:lifecycle-process:2.4.0'
     implementation 'androidx.lifecycle:lifecycle-common-java8:2.4.0'
 
-    implementation 'com.google.android.gms:play-services-ads:20.5.0'
-
     implementation platform('com.google.firebase:firebase-bom:29.0.0')
     implementation 'com.google.firebase:firebase-messaging-ktx'
     implementation 'com.google.firebase:firebase-analytics-ktx'

samples/kotlin-android-app/src/main/java/com/segment/analytics/next/MainApplication.kt

@@ -6,7 +6,6 @@ import com.google.android.gms.tasks.OnCompleteListener
 import com.google.firebase.messaging.FirebaseMessaging
 import com.segment.analytics.kotlin.android.Analytics
 import com.segment.analytics.kotlin.core.*
-import com.segment.analytics.next.plugins.AndroidAdvertisingIdPlugin
 import com.segment.analytics.next.plugins.AndroidRecordScreenPlugin
 import com.segment.analytics.next.plugins.PushNotificationTracking
 import com.segment.analytics.kotlin.core.platform.Plugin
@@ -60,16 +59,14 @@ class MainApplication : Application() {
         })
         analytics.add(PushNotificationTracking)
 
-        analytics.add(AndroidAdvertisingIdPlugin(this))
-
         FirebaseMessaging.getInstance().token.addOnCompleteListener(OnCompleteListener { task ->
             if (!task.isSuccessful) {
                 Log.w("SegmentSample", "Fetching FCM registration token failed", task.exception)
                 return@OnCompleteListener
             }
 
             // Get new FCM registration token
-            val token = task.result
+            val token = task.result ?: ""
 
             // Log and toast
             Log.d("SegmentSample", token)