MacViews: Get c/b/ui/views/tabs to build on Mac

chrome/browser/ui/views/tabs/window_finder_win.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 "chrome/browser/ui/views/tabs/window_finder.h"
 
 #include "base/win/scoped_gdi_object.h"
 #include "base/win/windows_version.h"
 #include "ui/aura/window.h"
 #include "ui/gfx/screen.h"
 #include "ui/gfx/win/dpi.h"
 #include "ui/views/widget/desktop_aura/desktop_window_tree_host_win.h"
 #include "ui/views/win/hwnd_util.h"
 
 #if defined(USE_ASH)
-aura::Window* GetLocalProcessWindowAtPointAsh(
+gfx::NativeWindow GetLocalProcessWindowAtPointAsh(
     const gfx::Point& screen_point,
-    const std::set<aura::Window*>& ignore);
+    const std::set<gfx::NativeWindow>& ignore);
 #endif
 
 namespace {
 
 // BaseWindowFinder -----------------------------------------------------------
 
 // Base class used to locate a window. This is intended to be used with the
 // various win32 functions that iterate over windows.
 //
 // A subclass need only override ShouldStopIterating to determine when
@@ skipping 182 matching lines @@
   for (; it != ignore.end(); ++it) {
     HWND w = (*it)->GetHost()->GetAcceleratedWidget();
     if (w)
       hwnd_set.insert(w);
   }
   return hwnd_set;
 }
 
 }  // namespace
 
-aura::Window* GetLocalProcessWindowAtPoint(
+gfx::NativeWindow GetLocalProcessWindowAtPoint(
     chrome::HostDesktopType host_desktop_type,
     const gfx::Point& screen_point,
-    const std::set<aura::Window*>& ignore) {
+    const std::set<gfx::NativeWindow>& ignore) {
 #if defined(USE_ASH)
   if (host_desktop_type == chrome::HOST_DESKTOP_TYPE_ASH)
     return GetLocalProcessWindowAtPointAsh(screen_point, ignore);
 #endif
   return LocalProcessWindowFinder::GetProcessWindowAtPoint(
           screen_point, RemapIgnoreSet(ignore));
 }