Support comma separated hardware keyboard layout.

chromeos/ime/fake_input_method_delegate.cc

 // 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.
 
 #include "chromeos/ime/fake_input_method_delegate.h"
 
 namespace chromeos {
 namespace input_method {
 
 FakeInputMethodDelegate::FakeInputMethodDelegate()
     : active_locale_("en") {
 }
 
 FakeInputMethodDelegate::~FakeInputMethodDelegate() {
 }
 
-std::string FakeInputMethodDelegate::GetHardwareKeyboardLayout() const {
-  return hardware_keyboard_layout_;
+void FakeInputMethodDelegate::GetHardwareKeyboardLayouts(
+    std::vector<std::string>* out) const {
+  *out = hardware_keyboard_layout_;
 }
 
 base::string16 FakeInputMethodDelegate::GetLocalizedString(
     int resource_id) const {
   if (!get_localized_string_callback_.is_null())
     return get_localized_string_callback_.Run(resource_id);
   return base::string16();
 }
 
 base::string16 FakeInputMethodDelegate::GetDisplayLanguageName(
     const std::string& language_code) const {
   if (!get_display_language_name_callback_.is_null())
     return get_display_language_name_callback_.Run(language_code);
   return base::string16();
 }
 
 }  // namespace input_method
 }  // namespace chromeos