Adds support for the os x spelling panel to chromium. Users can...

chrome/browser/spellchecker.h

 // Copyright (c) 2006-2009 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.
 
 #ifndef CHROME_BROWSER_SPELLCHECKER_H_
 #define CHROME_BROWSER_SPELLCHECKER_H_
 
 #include <vector>
 #include <string>
 
@@ skipping 46 matching lines @@
                const std::string& language,
                URLRequestContext* request_context,
                const FilePath& custom_dictionary_file_name);
 
   // Only delete on the I/O thread (see above).
   ~SpellChecker();
 
   // SpellCheck a word.
   // Returns true if spelled correctly, false otherwise.
   // If the spellchecker failed to initialize, always returns true.
+  // The |tag| parameter should either be a unique identifier for the document
+  // that the word came from (if the current platform requires it), or 0.
   // In addition, finds the suggested words for a given word
   // and puts them into |*optional_suggestions|.
   // If the word is spelled correctly, the vector is empty.
   // If optional_suggestions is NULL, suggested words will not be looked up.
   // Note that Doing suggest lookups can be slow.
   bool SpellCheckWord(const wchar_t* in_word,
                       int in_word_len,
+                      int tag,
                       int* misspelling_start,
                       int* misspelling_len,
                       std::vector<std::wstring>* optional_suggestions);
 
   // Find a possible correctly spelled word for a misspelled word. Computes an
   // empty string if input misspelled word is too long, there is ambiguity, or
   // the correct spelling cannot be determined.
-  void GetAutoCorrectionWord(const std::wstring& word,
+  void GetAutoCorrectionWord(const std::wstring& word, int tag,
       std::wstring* autocorrect_word);
 
   // Turn auto spell correct support ON or OFF.
   // |turn_on| = true means turn ON; false means turn OFF.
   void EnableAutoSpellCorrect(bool turn_on);
 
   // Add custom word to the dictionary, which means:
   //    a) Add it to the current hunspell object for immediate use,
   //    b) Add the word to a file in disk for custom dictionary.
   void AddWord(const std::wstring& word);
@@ skipping 25 matching lines @@
   // TODO(sidchat): Save to disk in the file thread instead of the IO thread.
   virtual void OnURLFetchComplete(const URLFetcher* source,
                                   const GURL& url,
                                   const URLRequestStatus& status,
                                   int response_code,
                                   const ResponseCookies& cookies,
                                   const std::string& data);
 
   // When called, relays the request to check the spelling to the proper
   // backend, either hunspell or a platform-specific backend.
-  bool CheckSpelling(const std::string& word_to_check);
+  bool CheckSpelling(const std::string& word_to_check, int tag);
 
   // When called, relays the request to fill the list with suggestions to
   // the proper backend, either hunspell or a platform-specific backend.
   void FillSuggestionList(const std::string& wrong_word,
                           std::vector<std::wstring>* optional_suggestions);
 
   // Initializes the Hunspell Dictionary.
   bool Initialize();
 
   // After |hunspell_| is initialized, this function is called to add custom
   // words from the custom dictionary to the |hunspell_|.
   void AddCustomWordsToHunspell();
 
   // Memory maps the given .bdic file. On success, it will return true and will
   // place the data and length into the given out parameters.
   bool MapBdictFile(const unsigned char** data, size_t* length);
 
   // Returns whether or not the given word is a contraction of valid words
   // (e.g. "word:word").
-  bool IsValidContraction(const string16& word);
+  bool IsValidContraction(const string16& word, int tag);
 
   // Return the file name of the dictionary, including the path and the version
   // numbers.
   FilePath GetVersionedFileName(const std::string& language,
                                 const FilePath& dict_dir);
 
   static std::string GetCorrespondingSpellCheckLanguage(
       const std::string& language);
 
   // Start downloading a dictionary from the server.  On completion, the
@@ skipping 68 matching lines @@
 
   // Used for generating callbacks to spellchecker, since spellchecker is a
   // non-reference counted object.
   ScopedRunnableMethodFactory<SpellChecker>
       on_dictionary_save_complete_callback_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(SpellChecker);
 };
 
 #endif  // CHROME_BROWSER_SPELLCHECKER_H_