Integrating Mac OS Grammar checker into Chromium.

chrome/browser/spellcheck_message_filter.cc

Index: chrome/browser/spellcheck_message_filter.cc
diff --git a/chrome/browser/spellcheck_message_filter.cc b/chrome/browser/spellcheck_message_filter.cc
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+++ b/chrome/browser/spellcheck_message_filter.cc
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+// Copyright (c) 2011 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 "chrome/browser/spellcheck_message_filter.h"
+
+#include "chrome/browser/spellchecker_platform_engine.h"
+#include "chrome/common/render_messages.h"
+
+SpellCheckMessageFilter::SpellCheckMessageFilter() {
+}
+
+SpellCheckMessageFilter::~SpellCheckMessageFilter() {
+}
+
+bool SpellCheckMessageFilter::OnMessageReceived(const IPC::Message& message,
+                                          bool* message_was_ok) {
+  bool handled = true;
+  IPC_BEGIN_MESSAGE_MAP_EX(SpellCheckMessageFilter, message, *message_was_ok)
+    IPC_MESSAGE_HANDLER(ViewHostMsg_SpellChecker_PlatformRequestTextCheck,
+                        OnPlatformRequestTextCheck)
+    IPC_MESSAGE_UNHANDLED(handled = false)
+  IPC_END_MESSAGE_MAP()
+  return handled;
+}
+
+void SpellCheckMessageFilter::OnPlatformRequestTextCheck(
+    int route_id,
+    int identifier,
+    int document_tag,
+    const string16& text) {
+  SpellCheckerPlatform::RequestTextCheck(
+      route_id, identifier, document_tag, text, this);
+}