Make almost all public functions in XKeyboard pure virtual

chrome/browser/chromeos/system_key_event_listener.cc

 // Copyright (c) 2011 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/chromeos/system_key_event_listener.h"
 
 #define XK_MISCELLANY 1
 #include <X11/keysymdef.h>
 #include <X11/XF86keysym.h>
 #include <X11/XKBlib.h>
@@ skipping 58 matching lines @@
 
 // static
 SystemKeyEventListener* SystemKeyEventListener::GetInstance() {
   VLOG_IF(1, !g_system_key_event_listener)
       << "SystemKeyEventListener::GetInstance() with NULL global instance.";
   return g_system_key_event_listener;
 }
 
 SystemKeyEventListener::SystemKeyEventListener()
     : stopped_(false),
-      num_lock_mask_(input_method::XKeyboard::GetNumLockMask()),
+      num_lock_mask_(0),
       xkb_event_base_(0) {
-  input_method::XKeyboard::GetLockedModifiers(
-      num_lock_mask_, &caps_lock_is_on_, &num_lock_is_on_);
+  input_method::XKeyboard* xkeyboard =
+      input_method::InputMethodManager::GetInstance()->GetXKeyboard();
+  num_lock_mask_ = xkeyboard->GetNumLockMask();
+  xkeyboard->GetLockedModifiers(&caps_lock_is_on_, &num_lock_is_on_);
 
   Display* display = ui::GetXDisplay();
   key_brightness_down_ = XKeysymToKeycode(display,
                                           XF86XK_MonBrightnessDown);
   key_brightness_up_ = XKeysymToKeycode(display, XF86XK_MonBrightnessUp);
   key_volume_mute_ = XKeysymToKeycode(display, XF86XK_AudioMute);
   key_volume_down_ = XKeysymToKeycode(display, XF86XK_AudioLowerVolume);
   key_volume_up_ = XKeysymToKeycode(display, XF86XK_AudioRaiseVolume);
   key_f6_ = XKeysymToKeycode(display, XK_F6);
   key_f7_ = XKeysymToKeycode(display, XK_F7);
@@ skipping 284 matching lines @@
           OnVolumeUp();
           return true;
         }
       }
     }
   }
   return false;
 }
 
 }  // namespace chromeos