Handle F6 and F7 (brightness keys) in ash [part 3 of 3].

ash/accelerators/accelerator_controller.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 "ash/accelerators/accelerator_controller.h"
 
 #include "ash/brightness_control_delegate.h"
 #include "ash/caps_lock_delegate.h"
 #include "ash/launcher/launcher.h"
 #include "ash/launcher/launcher_model.h"
@@ skipping 42 matching lines @@
   ui::KeyboardCode keycode;
   bool shift;
   bool ctrl;
   bool alt;
   AcceleratorAction action;
 } kAcceleratorData[] = {
   { ui::VKEY_TAB, false, false, true, CYCLE_FORWARD },
   { ui::VKEY_TAB, true, false, true, CYCLE_BACKWARD },
   { ui::VKEY_F5, false, false, false, CYCLE_FORWARD },
 #if defined(OS_CHROMEOS)
+  { ui::VKEY_BRIGHTNESS_DOWN, false, false, false, BRIGHTNESS_DOWN },
+  { ui::VKEY_BRIGHTNESS_UP, false, false, false, BRIGHTNESS_UP },
   { ui::VKEY_L, true, true, false, LOCK_SCREEN },
 #endif
   { ui::VKEY_Q, true, true, false, EXIT },
   { ui::VKEY_F5, true, false, false, CYCLE_BACKWARD },
   { ui::VKEY_F5, false, true, false, TAKE_SCREENSHOT },
   { ui::VKEY_F5, true, true, false, TAKE_PARTIAL_SCREENSHOT },
   { ui::VKEY_PRINT, false, false, false, TAKE_SCREENSHOT },
   // On Chrome OS, Search key is mapped to LWIN.
   { ui::VKEY_LWIN, true, false, false, TOGGLE_CAPS_LOCK },
-  // TODO(yusukes): Support multimedia keys for controlling brightness on an
-  // external USB keyboard.
   { ui::VKEY_F6, false, false, false, BRIGHTNESS_DOWN },
   { ui::VKEY_F7, false, false, false, BRIGHTNESS_UP },
   { ui::VKEY_F8, false, false, false, VOLUME_MUTE },
   { ui::VKEY_VOLUME_MUTE, false, false, false, VOLUME_MUTE },
   { ui::VKEY_F9, false, false, false, VOLUME_DOWN },
   { ui::VKEY_VOLUME_DOWN, false, false, false, VOLUME_DOWN },
   { ui::VKEY_F10, false, false, false, VOLUME_UP },
   { ui::VKEY_VOLUME_UP, false, false, false, VOLUME_UP },
 #if !defined(NDEBUG)
   { ui::VKEY_HOME, false, true, false, ROTATE_SCREEN },
@@ skipping 225 matching lines @@
       NOTREACHED() << "Unhandled action " << it->second;;
   }
   return false;
 }
 
 bool AcceleratorController::CanHandleAccelerators() const {
   return true;
 }
 
 }  // namespace ash