win/aura: Remove some more non-aura code for Windows.

ui/gfx/path_win.cc

 // Copyright (c) 2011 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/gfx/path_win.h"
 
 #include "base/memory/scoped_ptr.h"
 #include "base/win/scoped_gdi_object.h"
 #include "third_party/skia/include/core/SkRegion.h"
 #include "ui/gfx/path.h"
@@ skipping 14 matching lines @@
 }
 
 HRGN CreateHRGNFromSkPath(const SkPath& path) {
   SkRegion clip_region;
   clip_region.setRect(path.getBounds().round());
   SkRegion region;
   region.setPath(path, clip_region);
   return CreateHRGNFromSkRegion(region);
 }
 
-// See path_aura.cc for Aura definition of these methods:
-#if !defined(USE_AURA)
-
-NativeRegion Path::CreateNativeRegion() const {
-  return CreateHRGNFromSkPath(*this);
-}
-
-// static
-NativeRegion Path::IntersectRegions(NativeRegion r1, NativeRegion r2) {
-  HRGN dest = CreateRectRgn(0, 0, 1, 1);
-  CombineRgn(dest, r1, r2, RGN_AND);
-  return dest;
-}
-
-// static
-NativeRegion Path::CombineRegions(NativeRegion r1, NativeRegion r2) {
-  HRGN dest = CreateRectRgn(0, 0, 1, 1);
-  CombineRgn(dest, r1, r2, RGN_OR);
-  return dest;
-}
-
-// static
-NativeRegion Path::SubtractRegion(NativeRegion r1, NativeRegion r2) {
-  HRGN dest = CreateRectRgn(0, 0, 1, 1);
-  CombineRgn(dest, r1, r2, RGN_DIFF);
-  return dest;
-}
-
-#endif
-
 }  // namespace gfx