Make selection_owner.h not include Xlib.h for consistency.

ui/base/clipboard/clipboard_aurax11.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/base/clipboard/clipboard.h"
 
 #include <X11/extensions/Xfixes.h>
 #include <X11/Xatom.h>
 #include <list>
 #include <set>
@@ skipping 516 matching lines @@
 }
 
 bool Clipboard::AuraX11Details::CanDispatchEvent(const PlatformEvent& event) {
   return event->xany.window == x_window_;
 }
 
 uint32_t Clipboard::AuraX11Details::DispatchEvent(const PlatformEvent& xev) {
   switch (xev->type) {
     case SelectionRequest: {
       if (xev->xselectionrequest.selection == XA_PRIMARY) {
-        primary_owner_.OnSelectionRequest(xev->xselectionrequest);
+        primary_owner_.OnSelectionRequest(*xev);
       } else {
         // We should not get requests for the CLIPBOARD_MANAGER selection
         // because we never take ownership of it.
         DCHECK_EQ(GetCopyPasteSelection(), xev->xselectionrequest.selection);
-        clipboard_owner_.OnSelectionRequest(xev->xselectionrequest);
+        clipboard_owner_.OnSelectionRequest(*xev);
       }
       break;
     }
     case SelectionNotify: {
       ::Atom selection = xev->xselection.selection;
       if (selection == XA_PRIMARY)
         primary_requestor_.OnSelectionNotify(*xev);
       else if (selection == GetCopyPasteSelection())
         clipboard_requestor_.OnSelectionNotify(*xev);
       else if (selection == atom_cache_.GetAtom(kClipboardManager))
         clipboard_manager_requestor_.OnSelectionNotify(*xev);
       break;
     }
     case SelectionClear: {
       if (xev->xselectionclear.selection == XA_PRIMARY) {
-        primary_owner_.OnSelectionClear(xev->xselectionclear);
+        primary_owner_.OnSelectionClear(*xev);
       } else {
         // We should not get requests for the CLIPBOARD_MANAGER selection
         // because we never take ownership of it.
         DCHECK_EQ(GetCopyPasteSelection(), xev->xselection.selection);
-        clipboard_owner_.OnSelectionClear(xev->xselectionclear);
+        clipboard_owner_.OnSelectionClear(*xev);
         }
       break;
     }
     default:
       break;
   }
 
   return POST_DISPATCH_NONE;
 }
 
@@ skipping 340 matching lines @@
   return type;
 }
 
 // static
 const Clipboard::FormatType& Clipboard::GetPepperCustomDataFormatType() {
   CR_DEFINE_STATIC_LOCAL(FormatType, type, (kMimeTypePepperCustomData));
   return type;
 }
 
 }  // namespace ui