mojo::Serialize*_() calls now propogate/return validation errors.

mojo/public/cpp/bindings/tests/union_unittest.cc

Index: mojo/public/cpp/bindings/tests/union_unittest.cc
diff --git a/mojo/public/cpp/bindings/tests/union_unittest.cc b/mojo/public/cpp/bindings/tests/union_unittest.cc
index 261b0ee43b63b152a59bfab35b03ce5f801d142c..82651dff94398e736705c9be79c2303ae06044d1 100644
--- a/mojo/public/cpp/bindings/tests/union_unittest.cc
+++ b/mojo/public/cpp/bindings/tests/union_unittest.cc
@@ -493,7 +493,8 @@ TEST(UnionTest, Serialization_UnionOfPods) {
 
   mojo::internal::FixedBufferForTesting buf(size);
   internal::SmallStruct_Data* data = nullptr;
-  Serialize_(small_struct.get(), &buf, &data);
+  EXPECT_EQ(mojo::internal::ValidationError::VALIDATION_ERROR_NONE,
+            Serialize_(small_struct.get(), &buf, &data));
 
   SmallStructPtr deserialized(SmallStruct::New());
   Deserialize_(data, deserialized.get());
@@ -513,7 +514,8 @@ TEST(UnionTest, Serialization_UnionOfObjects) {
 
   mojo::internal::FixedBufferForTesting buf(size);
   internal::SmallObjStruct_Data* data = nullptr;
-  Serialize_(obj_struct.get(), &buf, &data);
+  EXPECT_EQ(mojo::internal::ValidationError::VALIDATION_ERROR_NONE,
+            Serialize_(obj_struct.get(), &buf, &data));
 
   std::vector<Handle> handles;
   data->EncodePointersAndHandles(&handles);
@@ -536,7 +538,8 @@ TEST(UnionTest, Validation_UnionsInStruct) {
 
   mojo::internal::FixedBufferForTesting buf(size);
   internal::SmallStruct_Data* data = nullptr;
-  Serialize_(small_struct.get(), &buf, &data);
+  EXPECT_EQ(mojo::internal::ValidationError::VALIDATION_ERROR_NONE,
+            Serialize_(small_struct.get(), &buf, &data));
 
   void* raw_buf = buf.Leak();
   mojo::internal::BoundsChecker bounds_checker(data,
@@ -556,7 +559,8 @@ TEST(UnionTest, Validation_PodUnionInStruct_Failure) {
 
   mojo::internal::FixedBufferForTesting buf(size);
   internal::SmallStruct_Data* data = nullptr;
-  Serialize_(small_struct.get(), &buf, &data);
+  EXPECT_EQ(mojo::internal::ValidationError::VALIDATION_ERROR_NONE,
+            Serialize_(small_struct.get(), &buf, &data));
   data->pod_union.tag = static_cast<internal::PodUnion_Data::PodUnion_Tag>(100);
 
   void* raw_buf = buf.Leak();
@@ -595,7 +599,8 @@ TEST(UnionTest, Validation_NullableUnion) {
 
   mojo::internal::FixedBufferForTesting buf(size);
   internal::SmallStruct_Data* data = nullptr;
-  Serialize_(small_struct.get(), &buf, &data);
+  EXPECT_EQ(mojo::internal::ValidationError::VALIDATION_ERROR_NONE,
+            Serialize_(small_struct.get(), &buf, &data));
 
   void* raw_buf = buf.Leak();
   mojo::internal::BoundsChecker bounds_checker(data,
@@ -635,7 +640,8 @@ TEST(UnionTest, PodUnionInMapSerialization) {
   mojo::internal::Map_Data<mojo::internal::String_Data*,
                            internal::PodUnion_Data>* data;
   mojo::internal::ArrayValidateParams validate_params(0, false, nullptr);
-  SerializeMap_(&map, &buf, &data, &validate_params);
+  EXPECT_EQ(mojo::internal::ValidationError::VALIDATION_ERROR_NONE,
+            SerializeMap_(&map, &buf, &data, &validate_params));
 
   Map<String, PodUnionPtr> map2;
   Deserialize_(data, &map2);
@@ -659,7 +665,8 @@ TEST(UnionTest, PodUnionInMapSerializationWithNull) {
   mojo::internal::Map_Data<mojo::internal::String_Data*,
                            internal::PodUnion_Data>* data;
   mojo::internal::ArrayValidateParams validate_params(0, true, nullptr);
-  SerializeMap_(&map, &buf, &data, &validate_params);
+  EXPECT_EQ(mojo::internal::ValidationError::VALIDATION_ERROR_NONE,
+            SerializeMap_(&map, &buf, &data, &validate_params));
 
   Map<String, PodUnionPtr> map2;
   Deserialize_(data, &map2);