Adds the legacy KeyboardEvent.keyCode attribute for extension IMEs.

chrome/browser/extensions/api/input_ime/input_ime_api.cc

 // Copyright (c) 2012 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/extensions/api/input_ime/input_ime_api.h"
 
 #include "base/strings/string_number_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/chromeos/profiles/profile_helper.h"
 #include "chrome/browser/profiles/profile_manager.h"
@@ skipping 534 matching lines @@
 
   const std::vector<linked_ptr<input_ime::KeyboardEvent> >& key_data =
       params.key_data;
   std::vector<chromeos::InputMethodEngineInterface::KeyboardEvent> key_data_out;
 
   for (size_t i = 0; i < key_data.size(); ++i) {
     chromeos::InputMethodEngineInterface::KeyboardEvent event;
     event.type = input_ime::KeyboardEvent::ToString(key_data[i]->type);
     event.key = key_data[i]->key;
     event.code = key_data[i]->code;
+    event.key_code = key_data[i]->key_code;
     if (key_data[i]->alt_key)
       event.alt_key = *(key_data[i]->alt_key);
     if (key_data[i]->ctrl_key)
       event.ctrl_key = *(key_data[i]->ctrl_key);
     if (key_data[i]->shift_key)
       event.shift_key = *(key_data[i]->shift_key);
     if (key_data[i]->caps_lock)
       event.caps_lock = *(key_data[i]->caps_lock);
     key_data_out.push_back(event);
   }
@@ skipping 273 matching lines @@
       input_ime_event_router()->GetActiveEngine(details.extension_id);
   if (engine)
     engine->NotifyImeReady();
 }
 
 InputImeEventRouter* InputImeAPI::input_ime_event_router() {
   return InputImeEventRouter::GetInstance();
 }
 
 }  // namespace extensions