fix wasm support

http_browser/dart_test.yaml

@@ -1,3 +1,6 @@
 platforms:
   - chrome
-  - vm
+  - vm
+compilers:
+  - dart2js
+  - dart2wasm

http_browser/lib/src/export/export.dart

@@ -1 +1 @@
-export 'export_stub.dart' if (dart.library.html) 'export_web.dart';
+export 'export_stub.dart' if (dart.library.js_interop) 'export_web.dart';

http_browser/pubspec.yaml

@@ -1,6 +1,6 @@
 name: tekartik_http_browser
 description: Http browser
-version: 0.7.2
+version: 0.7.3
 publish_to: none
 
 environment:
@@ -12,7 +12,6 @@ dependencies:
       url: https://github.com/tekartik/http.dart
       path: http
       ref: dart3a
-    version: '>=0.6.0'
   http:
 dev_dependencies:
   process_run:
@@ -25,7 +24,6 @@ dev_dependencies:
       url: https://github.com/tekartik/http.dart
       path: http_test
       ref: dart3a
-    version: '>=0.6.0'
 
 dependency_overrides:
   tekartik_http:

http_browser/test/multiplatform/http_browser_api_test.dart

@@ -8,10 +8,10 @@ import 'package:test/test.dart';
 
 Future main() async {
   group('http_browser_api', () {
-    test('httpClientFactoryIo', () async {
+    test('httpClientFactoryBrowser', () async {
       try {
         httpClientFactoryBrowser;
-        expect(isRunningAsJavascript, isTrue);
+        expect(kDartIsWeb, isTrue);
       } on UnimplementedError catch (_) {}
     });
   });