Revert of Moves code from chromeos/ime to ui/base/ime/chromeos.

chromeos/ime/extension_ime_util.h

+// Copyright 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.
+
+#ifndef CHROMEOS_IME_EXTENSION_IME_UTIL_H_
+#define CHROMEOS_IME_EXTENSION_IME_UTIL_H_
+
+#include <string>
+
+#include "base/auto_reset.h"
+#include "chromeos/chromeos_export.h"
+
+namespace chromeos {
+
+// Extension IME related utilities.
+namespace extension_ime_util {
+
+#if defined(GOOGLE_CHROME_BUILD)
+const char kXkbExtensionId[] = "jkghodnilhceideoidjikpgommlajknk";
+const char kM17nExtensionId[] = "gjaehgfemfahhmlgpdfknkhdnemmolop";
+const char kHangulExtensionId[] = "bdgdidmhaijohebebipajioienkglgfo";
+const char kMozcExtensionId[] = "gjaehgfemfahhmlgpdfknkhdnemmolop";
+const char kT13nExtensionId[] = "gjaehgfemfahhmlgpdfknkhdnemmolop";
+const char kChinesePinyinExtensionId[] = "gjaehgfemfahhmlgpdfknkhdnemmolop";
+const char kChineseZhuyinExtensionId[] = "gjaehgfemfahhmlgpdfknkhdnemmolop";
+const char kChineseCangjieExtensionId[] = "gjaehgfemfahhmlgpdfknkhdnemmolop";
+#else
+const char kXkbExtensionId[] = "fgoepimhcoialccpbmpnnblemnepkkao";
+const char kM17nExtensionId[] = "jhffeifommiaekmbkkjlpmilogcfdohp";
+const char kHangulExtensionId[] = "bdgdidmhaijohebebipajioienkglgfo";
+const char kMozcExtensionId[] = "bbaiamgfapehflhememkfglaehiobjnk";
+const char kT13nExtensionId[] = "gjaehgfemfahhmlgpdfknkhdnemmolop";
+const char kChinesePinyinExtensionId[] = "cpgalbafkoofkjmaeonnfijgpfennjjn";
+const char kChineseZhuyinExtensionId[] = "ekbifjdfhkmdeeajnolmgdlmkllopefi";
+const char kChineseCangjieExtensionId[] = "aeebooiibjahgpgmhkeocbeekccfknbj";
+#endif
+
+// Returns InputMethodID for |engine_id| in |extension_id| of extension IME.
+// This function does not check |extension_id| is installed extension IME nor
+// |engine_id| is really a member of |extension_id|.
+std::string CHROMEOS_EXPORT GetInputMethodID(const std::string& extension_id,
+                                             const std::string& engine_id);
+
+// Returns InputMethodID for |engine_id| in |extension_id| of component
+// extension IME, This function does not check |extension_id| is component one
+// nor |engine_id| is really a member of |extension_id|.
+std::string CHROMEOS_EXPORT GetComponentInputMethodID(
+    const std::string& extension_id,
+    const std::string& engine_id);
+
+// Returns extension ID if |input_method_id| is extension IME ID or component
+// extension IME ID. Otherwise returns an empty string ("").
+std::string CHROMEOS_EXPORT GetExtensionIDFromInputMethodID(
+    const std::string& input_method_id);
+
+// Returns InputMethodID from engine id (e.g. xkb:fr:fra), or returns itself if
+// the |engine_id| is not a known engine id.
+// The caller must make sure the |engine_id| is from system input methods
+// instead of 3rd party input methods.
+std::string CHROMEOS_EXPORT GetInputMethodIDByEngineID(
+    const std::string& engine_id);
+
+// Returns true if |input_method_id| is extension IME ID. This function does not
+// check |input_method_id| is installed extension IME.
+bool CHROMEOS_EXPORT IsExtensionIME(const std::string& input_method_id);
+
+// Returns true if |input_method_id| is component extension IME ID. This
+// function does not check |input_method_id| is really whitelisted one or not.
+// If you want to check |input_method_id| is whitelisted component extension
+// IME, please use ComponentExtensionIMEManager::IsWhitelisted instead.
+bool CHROMEOS_EXPORT IsComponentExtensionIME(
+    const std::string& input_method_id);
+
+// Returns true if the |input_method| is a member of |extension_id| of extension
+// IME, otherwise returns false.
+bool CHROMEOS_EXPORT IsMemberOfExtension(const std::string& input_method_id,
+                                         const std::string& extension_id);
+
+// Returns true if the |input_method_id| is the extension based xkb keyboard,
+// otherwise returns false.
+bool CHROMEOS_EXPORT IsKeyboardLayoutExtension(
+    const std::string& input_method_id);
+
+// Returns input method component id from the extension-based InputMethodID
+// for component IME extensions. This function does not check that
+// |input_method_id| is installed.
+std::string CHROMEOS_EXPORT
+    GetComponentIDByInputMethodID(const std::string& input_method_id);
+
+// Gets legacy xkb id (e.g. xkb:us::eng) from the new extension based xkb id
+// (e.g. _comp_ime_...xkb:us::eng). If the given id is not prefixed with
+// 'xkb:', just return the same as the given id.
+std::string CHROMEOS_EXPORT MaybeGetLegacyXkbId(
+    const std::string& input_method_id);
+
+}  // namespace extension_ime_util
+
+}  // namespace chromeos
+
+#endif  // CHROMEOS_IME_EXTENSION_IME_UTIL_H_