OkHttp Call: split await() and awaitSuccess() (#8980)

(cherry picked from commit 448702e5beedcd0918c504da34a0feda20ee2817)

app/src/main/java/exh/util/OkHttpExtensions.kt

@@ -1,17 +1,11 @@
 package exh.util
 
-import kotlinx.coroutines.suspendCancellableCoroutine
 import okhttp3.Call
-import okhttp3.Callback
 import okhttp3.Response
-import okhttp3.internal.closeQuietly
 import rx.Observable
 import rx.Producer
 import rx.Subscription
-import java.io.IOException
 import java.util.concurrent.atomic.AtomicBoolean
-import kotlin.coroutines.resume
-import kotlin.coroutines.resumeWithException
 
 fun Call.asObservableWithAsyncStacktrace(): Observable<Pair<Exception, Response>> {
     // Record stacktrace at creation time for easier debugging
@@ -58,34 +52,3 @@ fun Call.asObservableWithAsyncStacktrace(): Observable<Pair<Exception, Response>
         subscriber.setProducer(requestArbiter)
     }
 }
-
-/**
- * Similar to [Call.await] but it doesn't throw when the response is not successful
- */
-suspend fun Call.awaitResponse(): Response {
-    return suspendCancellableCoroutine { continuation ->
-        enqueue(
-            object : Callback {
-                override fun onResponse(call: Call, response: Response) {
-                    continuation.resume(response) {
-                        response.closeQuietly()
-                    }
-                }
-
-                override fun onFailure(call: Call, e: IOException) {
-                    // Don't bother with resuming the continuation if it is already cancelled.
-                    if (continuation.isCancelled) return
-                    continuation.resumeWithException(e)
-                }
-            },
-        )
-
-        continuation.invokeOnCancellation {
-            try {
-                cancel()
-            } catch (ex: Throwable) {
-                // Ignore cancel exception
-            }
-        }
-    }
-}