Revert "refactor: only expose the await function"

This reverts commit eea8af6.

Author: thatfiredev

firebase-common/ktx/ktx.gradle

@@ -41,8 +41,10 @@ dependencies {
     implementation project(':firebase-common')
     implementation project(':firebase-components')
     implementation 'androidx.annotation:annotation:1.1.0'
-    implementation "com.google.android.gms:play-services-tasks:18.0.2"
-    implementation "org.jetbrains.kotlinx:kotlinx-coroutines-play-services:$coroutinesVersion"
+
+    // We're exposing this library as a transitive dependency so developers can
+    // get Kotlin Coroutines support out-of-the-box for methods that return a Task
+    api "org.jetbrains.kotlinx:kotlinx-coroutines-play-services:$coroutinesVersion"
 
     testImplementation "org.robolectric:robolectric:$robolectricVersion"
     testImplementation 'junit:junit:4.12'

firebase-common/ktx/src/main/kotlin/com/google/firebase/ktx/Firebase.kt

@@ -15,13 +15,11 @@ package com.google.firebase.ktx
 
 import android.content.Context
 import androidx.annotation.Keep
-import com.google.android.gms.tasks.Task
 import com.google.firebase.FirebaseApp
 import com.google.firebase.FirebaseOptions
 import com.google.firebase.components.Component
 import com.google.firebase.components.ComponentRegistrar
 import com.google.firebase.platforminfo.LibraryVersionComponent
-import kotlinx.coroutines.tasks.await
 
 /**
  * Single access point to all firebase SDKs from Kotlin.
@@ -52,15 +50,6 @@ fun Firebase.initialize(context: Context, options: FirebaseOptions, name: String
 val Firebase.options: FirebaseOptions
     get() = Firebase.app.options
 
-/**
- * Awaits the completion of the task without blocking a thread.
- *
- * This suspending function is cancellable.
- * If the [Job] of the current coroutine is cancelled or completed while this suspending function is waiting, this function
- * stops waiting for the completion stage and immediately resumes with [CancellationException].
- */
-suspend fun <T> Task<T>.await(): T = await()
-
 internal const val LIBRARY_NAME: String = "fire-core-ktx"
 
 /** @suppress */