gfx: Struct traits for GpuMemoryBufferHandle.

ui/gfx/native_pixmap_handle_ozone.cc

Index: ui/gfx/native_pixmap_handle_ozone.cc
diff --git a/ui/gfx/native_pixmap_handle_ozone.cc b/ui/gfx/native_pixmap_handle_ozone.cc
deleted file mode 100644
index 8bd17bcb6ac62f8c6480ccea73fe40c584061d4c..0000000000000000000000000000000000000000
--- a/ui/gfx/native_pixmap_handle_ozone.cc
+++ /dev/null
@@ -1,24 +0,0 @@
-// Copyright 2016 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/native_pixmap_handle_ozone.h"
-
-namespace gfx {
-
-NativePixmapPlane::NativePixmapPlane() : stride(0), offset(0), modifier(0) {}
-
-NativePixmapPlane::NativePixmapPlane(int stride, int offset, uint64_t modifier)
-    : stride(stride), offset(offset), modifier(modifier) {}
-
-NativePixmapPlane::NativePixmapPlane(const NativePixmapPlane& other) = default;
-
-NativePixmapPlane::~NativePixmapPlane() {}
-
-NativePixmapHandle::NativePixmapHandle() {}
-NativePixmapHandle::NativePixmapHandle(const NativePixmapHandle& other) =
-    default;
-
-NativePixmapHandle::~NativePixmapHandle() {}
-
-}  // namespace gfx