Work around for dart-lang/sdk#28603 (#7805)

packages/flutter_tools/lib/src/resident_runner.dart

@@ -12,6 +12,7 @@ import 'application_package.dart';
 
 import 'base/file_system.dart';
 import 'base/io.dart';
+import 'base/os.dart';
 
 import 'asset.dart';
 
@@ -111,24 +112,21 @@ abstract class ResidentRunner {
 
   void registerSignalHandlers() {
     assert(stayResident);
-    ProcessSignal.SIGINT.watch().listen((ProcessSignal signal) async {
-      _resetTerminal();
-      await cleanupAfterSignal();
-      exit(0);
-    });
-    ProcessSignal.SIGTERM.watch().listen((ProcessSignal signal) async {
-      _resetTerminal();
-      await cleanupAfterSignal();
-      exit(0);
-    });
-    if (!supportsServiceProtocol)
-      return;
-    if (!supportsRestart)
+    ProcessSignal.SIGINT.watch().listen(_cleanUpAndExit);
+    if (!os.isWindows) // TODO(goderbauer): enable on Windows when https://github.com/dart-lang/sdk/issues/28603 is fixed
+      ProcessSignal.SIGTERM.watch().listen(_cleanUpAndExit);
+    if (!supportsServiceProtocol || !supportsRestart)
       return;
     ProcessSignal.SIGUSR1.watch().listen(_handleSignal);
     ProcessSignal.SIGUSR2.watch().listen(_handleSignal);
   }
 
+  Future<Null> _cleanUpAndExit(ProcessSignal signal) async {
+    _resetTerminal();
+    await cleanupAfterSignal();
+    exit(0);
+  }
+
   bool _processingSignal = false;
   Future<Null> _handleSignal(ProcessSignal signal) async {
     if (_processingSignal) {