Remove window manager volume key messages

chromeos_wm_ipc_enums.h

Index: chromeos_wm_ipc_enums.h
diff --git a/chromeos_wm_ipc_enums.h b/chromeos_wm_ipc_enums.h
index c1aaaf311f97fdac36d90afda9324cb1180efbb0..58869f65bffba380e22008c7eb6ea281836423dd 100644
--- a/chromeos_wm_ipc_enums.h
+++ b/chromeos_wm_ipc_enums.h
@@ -225,16 +225,6 @@ enum WmIpcMessageType {
   // hasn't been created yet.
   WM_IPC_MESSAGE_CHROME_CREATE_GUEST_WINDOW = 16,
 
-  // Notify Chrome when a system key of interest is clicked, so volume up/down
-  // and mute can be handled (chrome can add visual feedback).  This message
-  // could be extended for other special purpose keys (maybe multimedia keys
-  // like play/pause/ff/rr).
-  //   param[0]: Which key was pressed, from WmIpcSystemKey enum.
-  //
-  // TODO(davej): Eventually this message should be deprecated in favor of
-  // Chrome handling these sorts of keypresses internally.
-  WM_IPC_MESSAGE_CHROME_NOTIFY_SYSKEY_PRESSED = 17,
-
   // Tell the window manager to select a user on the login screen.
   //   param[0]: 0-based index of entry to be selected.
   WM_IPC_MESSAGE_WM_SELECT_LOGIN_USER = 18,
@@ -298,14 +288,6 @@ inline const char* WmIpcMessageTypeToString(WmIpcMessageType type) {
   }
 }
 
-// A parameter of the WM_IPC_MESSAGE_CHROME_NOTIFY_SYSKEY_PRESSED message
-// denoting which key is pressed.
-enum WmIpcSystemKey {
-  WM_IPC_SYSTEM_KEY_VOLUME_MUTE = 0,
-  WM_IPC_SYSTEM_KEY_VOLUME_DOWN = 1,
-  WM_IPC_SYSTEM_KEY_VOLUME_UP = 2
-};
-
 // A parameter set on WM_IPC_WINDOW_CHROME_PANEL_CONTENT to describe how
 // the user should be allowed to resize a panel, if at all.
 enum WmIpcPanelUserResizeType {