Convert ManifestManager IPCs to Mojo.

mojo/public/cpp/bindings/lib/string_traits_nullable_string16.cc

+// Copyright 2016 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.
+
+#include "mojo/public/cpp/bindings/string_traits_nullable_string16.h"
+
+#include <string.h>
+
+#include "base/logging.h"
+#include "base/strings/utf_string_conversions.h"
+#include "mojo/public/cpp/bindings/lib/array_internal.h"
+#include "mojo/public/cpp/bindings/string_traits_string16.h"
+
+namespace mojo {
+// static
+void StringTraits<base::NullableString16>::SetToNull(
+    base::NullableString16* output) {
+  *output = base::NullableString16();
+}
+
+// static
+void* StringTraits<base::NullableString16>::SetUpContext(
+    const base::NullableString16& input) {
+  return StringTraits<base::string16>::SetUpContext(input.string());
+}
+
+// static
+void StringTraits<base::NullableString16>::TearDownContext(
+    const base::NullableString16& input,
+    void* context) {
+  StringTraits<base::string16>::TearDownContext(input.string(), context);
+}
+
+// static
+size_t StringTraits<base::NullableString16>::GetSize(
+    const base::NullableString16& input,
+    void* context) {
+  return StringTraits<base::string16>::GetSize(input.string(), context);
+}
+
+// static
+const char* StringTraits<base::NullableString16>::GetData(
+    const base::NullableString16& input,
+    void* context) {
+  return StringTraits<base::string16>::GetData(input.string(), context);
+}
+
+// static
+bool StringTraits<base::NullableString16>::Read(
+    StringDataView input,
+    base::NullableString16* output) {
+  base::string16 string;
+  if (!StringTraits<base::string16>::Read(input, &string))
+    return false;
+
+  *output = base::NullableString16(string, false);
+  return true;
+}
+
+}  // namespace mojo