Remove X11 deps from //ui/events:events_base.

ui/events/keycodes/keyboard_code_conversion_x.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 "ui/events/keycodes/keyboard_code_conversion_x.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 
 #define XK_3270  // for XK_3270_BackTab
 #include <X11/XF86keysym.h>
 #include <X11/Xlib.h>
 #include <X11/Xutil.h>
 #include <X11/extensions/XInput2.h>
 #include <X11/keysym.h>
 
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/sys_string_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "ui/events/keycodes/dom/keycode_converter.h"
 #include "ui/events/keycodes/keyboard_code_conversion_xkb.h"
-#include "ui/events/x/keysym_to_unicode.h"
+#include "ui/events/keycodes/keysym_to_unicode.h"
 
 #define VKEY_UNSUPPORTED VKEY_UNKNOWN
 
 namespace ui {
 
 namespace {
 
 // MAP0 - MAP3:
 // These are the generated VKEY code maps for all possible Latin keyboard
 // layouts in Windows. And the maps are only for special letter keys excluding
@@ skipping 1368 matching lines @@
   // alone does not map to XK_less; XKeysymToKeycode() returns KEY_102ND
   // (the '<>' key between Shift and Z on 105-key keyboards) which does.
   //
   // crbug.com/386066 and crbug.com/390263 are examples of problems
   // associated with this.
   //
   return XKeysymToKeycode(display, XKeysymForWindowsKeyCode(key_code, false));
 }
 
 }  // namespace ui