Integrating Mac OS Grammar checker into Chromium.

chrome/renderer/spellchecker/spellcheck.cc

 // Copyright (c) 2009 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/renderer/spellchecker/spellcheck.h"
 
 #include "base/file_util.h"
 #include "base/metrics/histogram.h"
 #include "base/time.h"
 #include "base/utf_string_conversions.h"
@@ skipping 268 matching lines @@
 
   string16 word;
   int word_start;
   int word_length;
   while (word_iterator.GetNextWord(&word, &word_start, &word_length)) {
     if (!CheckSpelling(word, tag))
       return false;
   }
   return true;
 }
+
+bool SpellCheck::RequestCheckingOfText(
+    int32 routing_id, const string16& text, int tag, int request_id) {
+  if (!is_using_platform_spelling_engine_)
+    return false;
+
+  RenderThread::current()->Send(
+      new ViewHostMsg_SpellChecker_PlatformRequestTextCheck(
+          routing_id, request_id, tag, text));
+  return true;
+}