Expose Service Describer in Dart mojo package

mojo/dart/unittests/embedder_tests/bindings_generation_test.dart

Index: mojo/dart/unittests/embedder_tests/bindings_generation_test.dart
diff --git a/mojo/dart/unittests/embedder_tests/bindings_generation_test.dart b/mojo/dart/unittests/embedder_tests/bindings_generation_test.dart
index 39e3a777b6db825881efccf73c6fdb19d920b528..94bc3a0efe9b8ac169abe7c1dc732322d14dcfff 100644
--- a/mojo/dart/unittests/embedder_tests/bindings_generation_test.dart
+++ b/mojo/dart/unittests/embedder_tests/bindings_generation_test.dart
@@ -633,13 +633,13 @@ testValidateInterfaceType() {
 
   // The proxy and stub need to have a valid serviceDescription.
   var bcti_p = new validation.BoundsCheckTestInterfaceProxy.unbound().impl;

[zra, 2016/02/10 22:48:24]

Dart style is to use lowerCamelCaps for identifier names, and for names to be a
bit more verbose. So maybe for this, something like: `boundsCheckProxy`

[alexfandrianto, 2016/02/11 01:04:55]

Done.

-  var bcti_s = new validation.BoundsCheckTestInterfaceStub.unbound();
+  var bcti_s_sd = validation.BoundsCheckTestInterfaceStub.serviceDescription;

[zra, 2016/02/10 22:48:24]

Maybe boundsCheckStub

[alexfandrianto, 2016/02/11 01:04:55]

Done.

 
   _checkServiceDescription(
       bcti_p.serviceDescription, interfaceID, shortName, fullIdentifier,
       methodMap);
   _checkServiceDescription(
-      bcti_s.serviceDescription, interfaceID, shortName, fullIdentifier,
+      bcti_s_sd, interfaceID, shortName, fullIdentifier,
       methodMap);
 }
 
@@ -647,17 +647,18 @@ _checkServiceDescription(service_describer.ServiceDescription sd,
     String interfaceID, String shortName, String fullIdentifier,
     Map<int, String> methodMap) {
   // Check the top level interface, which must pass _checkMojomInterface.
-  mojom_types.MojomInterface mi = sd.getTopLevelInterface();
+  Function identity = (v) => v;
+  mojom_types.MojomInterface mi = sd.getTopLevelInterface(identity);
   _checkMojomInterface(mi, shortName, fullIdentifier, methodMap);
 
   // Try out sd.GetTypeDefinition with the given interfaceID.
-  mojom_types.UserDefinedType udt = sd.getTypeDefinition(interfaceID);
+  mojom_types.UserDefinedType udt = sd.getTypeDefinition(interfaceID, identity);
   Expect.isNotNull(udt.interfaceType);
   _checkMojomInterface(udt.interfaceType, shortName, fullIdentifier, methodMap);
 
   // Check all type definitions. Reflect-wise, all data inside should match the
   // imported Descriptor.
-  var actualDescriptions = sd.getAllTypeDefinitions();
+  var actualDescriptions = sd.getAllTypeDefinitions(identity);
   var expectedDescriptions = validation.getAllMojomTypeDefinitions();
   Expect.mapEquals(actualDescriptions, expectedDescriptions);
 }