Remove requirement that mojo::Environment be instantiated.

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

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Serialization warnings are only recorded in debug build.
 #ifndef NDEBUG
 
 #include "mojo/public/cpp/bindings/array.h"
 #include "mojo/public/cpp/bindings/lib/array_internal.h"
 #include "mojo/public/cpp/bindings/lib/array_serialization.h"
 #include "mojo/public/cpp/bindings/lib/fixed_buffer.h"
 #include "mojo/public/cpp/bindings/lib/validation_errors.h"
 #include "mojo/public/cpp/bindings/string.h"
-#include "mojo/public/cpp/environment/environment.h"
 #include "mojo/public/cpp/system/message_pipe.h"
 #include "mojo/public/interfaces/bindings/tests/serialization_test_structs.mojom.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace mojo {
 namespace test {
 namespace {
 
 using mojo::internal::ArrayValidateParams;
 
@@ skipping 39 matching lines @@
 
   template <typename T>
   void TestArrayWarning(T obj,
                         mojo::internal::ValidationError expected_warning,
                         const ArrayValidateParams* validate_params) {
     mojo::internal::FixedBufferForTesting buf(GetSerializedSize_(obj));
     typename T::Data_* data;
     EXPECT_EQ(expected_warning,
               SerializeArray_(&obj, &buf, &data, validate_params));
   }
-
-  Environment env_;
 };
 
 TEST_F(SerializationWarningTest, HandleInStruct) {
   Struct2Ptr test_struct(Struct2::New());
   EXPECT_FALSE(test_struct->hdl.is_valid());
 
   TestWarning(test_struct.Pass(),
               mojo::internal::ValidationError::UNEXPECTED_INVALID_HANDLE);
 
   test_struct = Struct2::New();
@@ skipping 126 matching lines @@
   TestArrayWarning(test_array.Pass(),
                    mojo::internal::ValidationError::UNEXPECTED_ARRAY_HEADER,
                    &validate_params_2);
 }
 
 }  // namespace
 }  // namespace test
 }  // namespace mojo
 
 #endif