Remove usages of XInternAtom

ui/base/x/selection_requestor.h

 // Copyright (c) 2013 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.
 
 #ifndef UI_BASE_X_SELECTION_REQUESTOR_H_
 #define UI_BASE_X_SELECTION_REQUESTOR_H_
 
 #include <stddef.h>
 
 #include <vector>
 
 #include "base/callback.h"
 #include "base/event_types.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted_memory.h"
 #include "base/time/time.h"
 #include "base/timer/timer.h"
 #include "ui/base/ui_base_export.h"
-#include "ui/gfx/x/x11_atom_cache.h"
 #include "ui/gfx/x/x11_types.h"
 
 namespace ui {
 class PlatformEventDispatcher;
 class SelectionData;
 
 // Requests and later receives data from the X11 server through the selection
 // system.
 //
 // X11 uses a system called "selections" to implement clipboards and drag and
@@ skipping 113 matching lines @@
   std::vector<Request*> requests_;
 
   // The index of the currently active request in |requests_|. The active
   // request is the request for which XConvertSelection() has been
   // called and for which we are waiting for a SelectionNotify response.
   size_t current_request_index_;
 
   // Used to abort requests if the selection owner takes too long to respond.
   base::RepeatingTimer abort_timer_;
 
-  X11AtomCache atom_cache_;
-
   DISALLOW_COPY_AND_ASSIGN(SelectionRequestor);
 };
 
 }  // namespace ui
 
 #endif  // UI_BASE_X_SELECTION_REQUESTOR_H_