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diff --git a/mojo/public/cpp/bindings/tests/pickled_types_blink.h b/mojo/public/cpp/bindings/tests/pickled_types_blink.h
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+++ b/mojo/public/cpp/bindings/tests/pickled_types_blink.h
@@ -0,0 +1,88 @@
+// Copyright 2015 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.
+
+#ifndef MOJO_PUBLIC_CPP_BINDINGS_TESTS_PICKLED_TYPES_BLINK_H_
+#define MOJO_PUBLIC_CPP_BINDINGS_TESTS_PICKLED_TYPES_BLINK_H_
+
+#include <stddef.h>
+
+#include <string>
+
+#include "base/logging.h"
+#include "base/macros.h"
+#include "ipc/ipc_message_macros.h"
+#include "ipc/ipc_param_traits.h"
+
+namespace base {
+class Pickle;
+class PickleIterator;
+class PickleSizer;
+}
+
+namespace mojo {
+namespace test {
+
+// Implementation of types with IPC::ParamTraits for consumers in Blink.
+
+enum class PickledEnumBlink { VALUE_0, VALUE_1 };
+
+// To make things slightly more interesting, this variation of the type doesn't
+// support negative values. It'll DCHECK if you try to construct it with any,
+// and it will fail deserialization if negative values are decoded.
+class PickledStructBlink {
+ public:
+  PickledStructBlink();
+  PickledStructBlink(int foo, int bar);
+  PickledStructBlink(PickledStructBlink&& other) = default;
+  ~PickledStructBlink();
+
+  PickledStructBlink& operator=(PickledStructBlink&& other) = default;
+
+  int foo() const { return foo_; }
+  void set_foo(int foo) {
+    DCHECK_GE(foo, 0);
+    foo_ = foo;
+  }
+
+  int bar() const { return bar_; }
+  void set_bar(int bar) {
+    DCHECK_GE(bar, 0);
+    bar_ = bar;
+  }
+
+  // The |baz| field should never be serialized.
+  int baz() const { return baz_; }
+  void set_baz(int baz) { baz_ = baz; }
+
+ private:
+  int foo_ = 0;
+  int bar_ = 0;
+  int baz_ = 0;
+
+  DISALLOW_COPY_AND_ASSIGN(PickledStructBlink);
+};
+
+}  // namespace test
+}  // namespace mojo
+
+namespace IPC {
+
+template <>
+struct ParamTraits<mojo::test::PickledStructBlink> {
+  using param_type = mojo::test::PickledStructBlink;
+
+  static void GetSize(base::PickleSizer* sizer, const param_type& p);
+  static void Write(base::Pickle* m, const param_type& p);
+  static bool Read(const base::Pickle* m,
+                   base::PickleIterator* iter,
+                   param_type* r);
+  static void Log(const param_type& p, std::string* l) {}
+};
+
+}  // namespace IPC
+
+IPC_ENUM_TRAITS_MAX_VALUE(mojo::test::PickledEnumBlink,
+                          mojo::test::PickledEnumBlink::VALUE_1)
+
+#endif  // MOJO_PUBLIC_CPP_BINDINGS_TESTS_PICKLED_TYPES_BLINK_H_