Dart: Removes name conflicts from generated bindings.

mojo/dart/test/bindings_generation_test.dart

Index: mojo/dart/test/bindings_generation_test.dart
diff --git a/mojo/dart/test/bindings_generation_test.dart b/mojo/dart/test/bindings_generation_test.dart
index 076b6992f704b5bca1947af118e751734bbbe2db..0cb7f35bad2b1ff79c4862e0c2b67f9da7b63e1c 100644
--- a/mojo/dart/test/bindings_generation_test.dart
+++ b/mojo/dart/test/bindings_generation_test.dart
@@ -13,9 +13,13 @@ import 'package:mojo/public/interfaces/bindings/tests/sample_interfaces.mojom.da
 import 'package:mojo/public/interfaces/bindings/tests/test_structs.mojom.dart' as structs;
 import 'package:mojo/public/interfaces/bindings/tests/rect.mojom.dart' as rect;
 
-class ProviderImpl extends sample.Provider {
-  ProviderImpl(core.MojoMessagePipeEndpoint endpoint) : super(endpoint) {
-    super.delegate = this;
+class ProviderImpl implements sample.Provider {
+  sample.ProviderStub _stub;
+
+  ProviderImpl(core.MojoMessagePipeEndpoint endpoint) {
+    _stub = new sample.ProviderStub.fromEndpoint(endpoint)
+            ..delegate = this
+            ..listen();
   }
 
   echoString(String a, Function responseFactory) =>
@@ -33,23 +37,22 @@ class ProviderImpl extends sample.Provider {
 
 
 void providerIsolate(core.MojoMessagePipeEndpoint endpoint) {
-  var provider = new ProviderImpl(endpoint);
-  provider.listen();
+  new ProviderImpl(endpoint);
 }
 
 
 Future<bool> testCallResponse() {
   var pipe = new core.MojoMessagePipe();
-  var client = new sample.ProviderProxy(pipe.endpoints[0]);
+  var client = new sample.ProviderProxy.fromEndpoint(pipe.endpoints[0]);
   var c = new Completer();
   Isolate.spawn(providerIsolate, pipe.endpoints[1]).then((_) {
-    client.echoString("hello!").then((echoStringResponse) {
+    client.interface.echoString("hello!").then((echoStringResponse) {
       Expect.equals("hello!", echoStringResponse.a);
     }).then((_) {
-      client.echoStrings("hello", "mojo!").then((echoStringsResponse) {
+      client.interface.echoStrings("hello", "mojo!").then((echoStringsResponse) {
         Expect.equals("hello", echoStringsResponse.a);
         Expect.equals("mojo!", echoStringsResponse.b);
-        client.close();
+        client.impl.close();
         c.complete(true);
       });
     });
@@ -60,17 +63,18 @@ Future<bool> testCallResponse() {
 
 Future testAwaitCallResponse() async {
   var pipe = new core.MojoMessagePipe();
-  var client = new sample.ProviderProxy(pipe.endpoints[0]);
+  var client = new sample.ProviderProxy.fromEndpoint(pipe.endpoints[0]);
   var isolate = await Isolate.spawn(providerIsolate, pipe.endpoints[1]);
 
-  var echoStringResponse = await client.echoString("hello!");
+  var echoStringResponse = await client.interface.echoString("hello!");
   Expect.equals("hello!", echoStringResponse.a);
 
-  var echoStringsResponse = await client.echoStrings("hello", "mojo!");
+  var echoStringsResponse =
+      await client.interface.echoStrings("hello", "mojo!");
   Expect.equals("hello", echoStringsResponse.a);
   Expect.equals("mojo!", echoStringsResponse.b);
 
-  client.close();
+  client.impl.close();
 }