Revert "Don't elapse real time during IOSDevice.startApp tests (#58538)" (#58618)

This reverts commit 27186c78.

packages/flutter_tools/lib/src/ios/devices.dart

@@ -300,7 +300,6 @@ class IOSDevice extends Device {
     Map<String, dynamic> platformArgs,
     bool prebuiltApplication = false,
     bool ipv6 = false,
-    @visibleForTesting Duration fallbackPollingDelay,
   }) async {
     String packageId;
 
@@ -417,7 +416,6 @@ class IOSDevice extends Device {
         portForwarder: portForwarder,
         protocolDiscovery: observatoryDiscovery,
         flutterUsage: globals.flutterUsage,
-        pollingDelay: fallbackPollingDelay,
       );
       final Uri localUri = await fallbackDiscovery.discover(
         assumedDevicePort: assumedObservatoryPort,

packages/flutter_tools/test/general.shard/ios/ios_device_start_prebuilt_test.dart

@@ -129,7 +129,6 @@ void main() {
       prebuiltApplication: true,
       debuggingOptions: DebuggingOptions.enabled(BuildInfo.debug),
       platformArgs: <String, dynamic>{},
-      fallbackPollingDelay: Duration.zero,
     );
 
     verify(globals.flutterUsage.sendEvent('ios-handshake', 'mdns-success')).called(1);
@@ -174,7 +173,6 @@ void main() {
       prebuiltApplication: true,
       debuggingOptions: DebuggingOptions.enabled(BuildInfo.debug),
       platformArgs: <String, dynamic>{},
-      fallbackPollingDelay: Duration.zero,
     );
 
     expect(launchResult.started, true);
@@ -221,7 +219,6 @@ void main() {
       prebuiltApplication: true,
       debuggingOptions: DebuggingOptions.enabled(BuildInfo.debug),
       platformArgs: <String, dynamic>{},
-      fallbackPollingDelay: Duration.zero,
     );
 
     expect(launchResult.started, false);
@@ -260,7 +257,6 @@ void main() {
       prebuiltApplication: true,
       debuggingOptions: DebuggingOptions.disabled(BuildInfo.release),
       platformArgs: <String, dynamic>{},
-      fallbackPollingDelay: Duration.zero,
     );
 
     expect(launchResult.started, true);
@@ -351,7 +347,6 @@ void main() {
         verboseSystemLogs: true,
       ),
       platformArgs: <String, dynamic>{},
-      fallbackPollingDelay: Duration.zero,
     );
 
     expect(launchResult.started, true);