Bug 40014: Neuter Google Advertising ID

app/build.gradle

@@ -465,8 +465,6 @@ dependencies {
     implementation Deps.adjust
     implementation Deps.installreferrer // Required by Adjust
 
-    implementation Deps.google_ads_id // Required for the Google Advertising ID
-
     implementation Deps.google_play_store // Required for in-app reviews
 
     androidTestImplementation Deps.uiautomator

app/src/main/java/org/mozilla/fenix/components/metrics/MetricsUtils.kt

@@ -7,9 +7,6 @@ package org.mozilla.fenix.components.metrics
 import android.content.Context
 import android.util.Base64
 import androidx.annotation.VisibleForTesting
-import com.google.android.gms.ads.identifier.AdvertisingIdClient
-import com.google.android.gms.common.GooglePlayServicesNotAvailableException
-import com.google.android.gms.common.GooglePlayServicesRepairableException
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.withContext
 import mozilla.components.browser.search.SearchEngine
@@ -82,14 +79,8 @@ object MetricsUtils {
      */
     @Suppress("TooGenericExceptionCaught")
     @VisibleForTesting(otherwise = VisibleForTesting.PRIVATE)
-    internal fun getAdvertisingID(context: Context): String? {
+    internal fun getAdvertisingID(@Suppress("UNUSED_PARAMETER") context: Context): String? {
         return try {
-            AdvertisingIdClient.getAdvertisingIdInfo(context).id
-        } catch (e: GooglePlayServicesNotAvailableException) {
-            Logger.debug("ActivationPing - Google Play not installed on the device")
-            null
-        } catch (e: GooglePlayServicesRepairableException) {
-            Logger.debug("ActivationPing - recoverable error connecting to Google Play Services")
             null
         } catch (e: IllegalStateException) {
             // This is unlikely to happen, as this should be running off the main thread.

app/src/test/java/org/mozilla/fenix/components/metrics/MetricsUtilsTest.kt

@@ -2,67 +2,25 @@ package org.mozilla.fenix.components.metrics
 
 import android.content.Context
 import android.util.Base64
-import com.google.android.gms.ads.identifier.AdvertisingIdClient
-import com.google.android.gms.common.GooglePlayServicesNotAvailableException
-import com.google.android.gms.common.GooglePlayServicesRepairableException
 import io.mockk.every
 import io.mockk.mockk
 import io.mockk.mockkObject
 import io.mockk.mockkStatic
 import io.mockk.slot
-import io.mockk.unmockkStatic
 import kotlinx.coroutines.runBlocking
 import org.junit.Assert.assertEquals
 import org.junit.Assert.assertNull
 import org.junit.Test
-import java.io.IOException
 
 class MetricsUtilsTest {
 
     private val context: Context = mockk(relaxed = true)
 
-    @Test
-    fun `getAdvertisingID() returns null if the API throws`() {
-        mockkStatic("com.google.android.gms.ads.identifier.AdvertisingIdClient")
-
-        val exceptions = listOf(
-            GooglePlayServicesNotAvailableException(1),
-            GooglePlayServicesRepairableException(0, "", mockk()),
-            IllegalStateException(),
-            IOException()
-        )
-
-        exceptions.forEach {
-            every {
-                AdvertisingIdClient.getAdvertisingIdInfo(any())
-            } throws it
-
-            assertNull(MetricsUtils.getAdvertisingID(context))
-        }
-
-        unmockkStatic("com.google.android.gms.ads.identifier.AdvertisingIdClient")
-    }
-
     @Test
     fun `getAdvertisingID() returns null if the API returns null info`() {
-        mockkStatic(AdvertisingIdClient::class)
-        every { AdvertisingIdClient.getAdvertisingIdInfo(any()) } returns null
-
         assertNull(MetricsUtils.getAdvertisingID(context))
     }
 
-    @Test
-    fun `getAdvertisingID() returns a valid string if the API returns a valid ID`() {
-        val testId = "test-value-id"
-
-        mockkStatic(AdvertisingIdClient::class)
-        every {
-            AdvertisingIdClient.getAdvertisingIdInfo(any())
-        } returns AdvertisingIdClient.Info(testId, false)
-
-        assertEquals(testId, MetricsUtils.getAdvertisingID(context))
-    }
-
     @Test
     fun `getHashedIdentifier() returns a hashed identifier`() {
         val testId = "test-value-id"