Remove support for NPObjects.

content/child/npapi/npruntime_util.cc

-// Copyright (c) 2013 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 "content/child/npapi/npruntime_util.h"
-
-#include <stddef.h>
-#include <stdint.h>
-
-#include "base/pickle.h"
-#include "third_party/WebKit/public/web/WebBindings.h"
-
-using blink::WebBindings;
-
-namespace content {
-
-bool SerializeNPIdentifier(NPIdentifier identifier, base::Pickle* pickle) {
-  const NPUTF8* string;
-  int32_t number;
-  bool is_string;
-  WebBindings::extractIdentifierData(identifier, string, number, is_string);
-
-  if (!pickle->WriteBool(is_string))
-    return false;
-  if (is_string) {
-    // Write the null byte for efficiency on the other end.
-    return pickle->WriteData(string, strlen(string) + 1);
-  }
-  return pickle->WriteInt(number);
-}
-
-bool DeserializeNPIdentifier(base::PickleIterator* pickle_iter,
-                             NPIdentifier* identifier) {
-  bool is_string;
-  if (!pickle_iter->ReadBool(&is_string))
-    return false;
-
-  if (is_string) {
-    const char* data;
-    int data_len;
-    if (!pickle_iter->ReadData(&data, &data_len))
-      return false;
-    DCHECK_EQ((static_cast<size_t>(data_len)), strlen(data) + 1);
-    *identifier = WebBindings::getStringIdentifier(data);
-  } else {
-    int number;
-    if (!pickle_iter->ReadInt(&number))
-      return false;
-    *identifier = WebBindings::getIntIdentifier(number);
-  }
-  return true;
-}
-
-}  // namespace content