events: Make platform specific events code into ui/events/.

ui/base/x/x11_atom_cache.h

Index: ui/base/x/x11_atom_cache.h
diff --git a/ui/base/x/x11_atom_cache.h b/ui/base/x/x11_atom_cache.h
deleted file mode 100644
index b15744b69b75f6a36c48ef0ab23a11ceb2a3855e..0000000000000000000000000000000000000000
--- a/ui/base/x/x11_atom_cache.h
+++ /dev/null
@@ -1,50 +0,0 @@
-// 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.
-
-#ifndef UI_BASE_X_X11_ATOM_CACHE_H_
-#define UI_BASE_X_X11_ATOM_CACHE_H_
-
-#include "base/basictypes.h"
-#include "ui/base/ui_export.h"
-
-#include <X11/Xlib.h>
-
-#include <map>
-#include <string>
-
-// Get rid of a macro from Xlib.h that conflicts with Aura's RootWindow class.
-#undef RootWindow
-
-namespace ui {
-
-// Pre-caches all Atoms on first use to minimize roundtrips to the X11
-// server. By default, GetAtom() will CHECK() that atoms accessed through
-// GetAtom() were passed to the constructor, but this behaviour can be changed
-// with allow_uncached_atoms().
-class UI_EXPORT X11AtomCache {
- public:
-  // Preinterns the NULL terminated list of string |to_cache_ on |xdisplay|.
-  X11AtomCache(Display* xdisplay, const char** to_cache);
-  ~X11AtomCache();
-
-  // Returns the pre-interned Atom without having to go to the x server.
-  ::Atom GetAtom(const char*) const;
-
-  // When an Atom isn't in the list of items we've cached, we should look it
-  // up, cache it locally, and then return the result.
-  void allow_uncached_atoms() { uncached_atoms_allowed_ = true; }
-
- private:
-  Display* xdisplay_;
-
-  bool uncached_atoms_allowed_;
-
-  mutable std::map<std::string, ::Atom> cached_atoms_;
-
-  DISALLOW_COPY_AND_ASSIGN(X11AtomCache);
-};
-
-}  // namespace ui
-
-#endif  // UI_BASE_X_X11_ATOM_CACHE_H_