Remove usages of XInternAtom

ui/display/util/x11/edid_parser_x11.cc

 // Copyright 2014 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/display/util/x11/edid_parser_x11.h"
 
 #include <X11/extensions/Xrandr.h>
 #include <X11/Xatom.h>
 #include <X11/Xlib.h>
 
 #include "base/strings/string_util.h"
 #include "ui/display/util/edid_parser.h"
+#include "ui/gfx/x/x11_atom_cache.h"
 #include "ui/gfx/x/x11_types.h"
 
 namespace display {
 
 namespace {
 
 bool IsRandRAvailable() {
   int randr_version_major = 0;
   int randr_version_minor = 0;
   static bool is_randr_available = XRRQueryVersion(
       gfx::GetXDisplay(), &randr_version_major, &randr_version_minor);
   return is_randr_available;
 }
 
 // Get the EDID data from the |output| and stores to |edid|.
 // Returns true if EDID property is successfully obtained. Otherwise returns
 // false and does not touch |edid|.
 bool GetEDIDProperty(XID output, std::vector<uint8_t>* edid) {
   if (!IsRandRAvailable())
     return false;
 
   Display* display = gfx::GetXDisplay();
 
-  static Atom edid_property = XInternAtom(
-      gfx::GetXDisplay(),
-      RR_PROPERTY_RANDR_EDID, false);
+  static Atom edid_property =
+      ui::X11AtomCache::GetInstance()->GetAtom(RR_PROPERTY_RANDR_EDID);
 
   bool has_edid_property = false;
   int num_properties = 0;
   gfx::XScopedPtr<Atom[]> properties(
       XRRListOutputProperties(display, output, &num_properties));
   for (int i = 0; i < num_properties; ++i) {
     if (properties[i] == edid_property) {
       has_edid_property = true;
       break;
     }
@@ skipping 51 matching lines @@
 }
 
 bool EDIDParserX11::GetOutputOverscanFlag(bool* out_flag) const {
   if (edid_.empty())
     return false;
 
   return ParseOutputOverscanFlag(edid_, out_flag);
 }
 
 }  // namespace display