[WIP][DO NOT LAND] Componentize spellcheck

chrome/browser/spellchecker/spellcheck_platform_android.cc

-// Copyright 2015 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/spellchecker/spellcheck_platform.h"
-
-#include "base/callback.h"
-#include "base/command_line.h"
-#include "chrome/common/chrome_switches.h"
-
-namespace spellcheck_platform {
-
-void GetAvailableLanguages(std::vector<std::string>* spellcheck_languages) {
-}
-
-std::string GetSpellCheckerLanguage() {
-  return std::string();
-}
-
-bool SpellCheckerAvailable() {
-  return base::CommandLine::ForCurrentProcess()->HasSwitch(
-      switches::kEnableAndroidSpellChecker);
-}
-
-bool SpellCheckerProvidesPanel() {
-  return false;
-}
-
-bool SpellingPanelVisible() {
-  return false;
-}
-
-void ShowSpellingPanel(bool show) {
-}
-
-void UpdateSpellingPanelWithMisspelledWord(const base::string16& word) {
-}
-
-bool PlatformSupportsLanguage(const std::string& current_language) {
-  return true;
-}
-
-void SetLanguage(const std::string& lang_to_set) {
-}
-
-bool CheckSpelling(const base::string16& word_to_check, int tag) {
-  return true;
-}
-
-void FillSuggestionList(const base::string16& wrong_word,
-                        std::vector<base::string16>* optional_suggestions) {
-}
-
-void AddWord(const base::string16& word) {
-}
-
-void RemoveWord(const base::string16& word) {
-}
-
-int GetDocumentTag() {
-  return 1;
-}
-
-void IgnoreWord(const base::string16& word) {
-}
-
-void CloseDocumentWithTag(int tag) {
-}
-
-void RequestTextCheck(int document_tag,
-                      const base::string16& text,
-                      TextCheckCompleteCallback callback) {
-
-}
-
-}  // namespace spellcheck_platform