Change namespace from ui to gfx for NativePixmap related code

ui/ozone/platform/drm/gpu/gbm_surface_factory.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/ozone/platform/drm/gpu/gbm_surface_factory.h"
 
 #include <gbm.h>
 
 #include <utility>
 
@@ skipping 119 matching lines @@
   return nullptr;
 }
 
 std::vector<gfx::BufferFormat> GbmSurfaceFactory::GetScanoutFormats(
     gfx::AcceleratedWidget widget) {
   std::vector<gfx::BufferFormat> scanout_formats;
   drm_thread_proxy_->GetScanoutFormats(widget, &scanout_formats);
   return scanout_formats;
 }
 
-scoped_refptr<ui::NativePixmap> GbmSurfaceFactory::CreateNativePixmap(
+scoped_refptr<gfx::NativePixmap> GbmSurfaceFactory::CreateNativePixmap(
     gfx::AcceleratedWidget widget,
     gfx::Size size,
     gfx::BufferFormat format,
     gfx::BufferUsage usage) {
 #if !defined(OS_CHROMEOS)
   // Support for memory mapping accelerated buffers requires some
   // CrOS-specific patches (using dma-buf mmap API).
   DCHECK(gfx::BufferUsage::SCANOUT == usage);
 #endif
 
   scoped_refptr<GbmBuffer> buffer =
       drm_thread_proxy_->CreateBuffer(widget, size, format, usage);
   if (!buffer.get())
     return nullptr;
 
   return make_scoped_refptr(new GbmPixmap(this, buffer));
 }
 
-scoped_refptr<ui::NativePixmap> GbmSurfaceFactory::CreateNativePixmapFromHandle(
+scoped_refptr<gfx::NativePixmap>
+GbmSurfaceFactory::CreateNativePixmapFromHandle(
     gfx::AcceleratedWidget widget,
     gfx::Size size,
     gfx::BufferFormat format,
     const gfx::NativePixmapHandle& handle) {
   size_t num_planes = gfx::NumberOfPlanesForBufferFormat(format);
   if (handle.planes.size() != num_planes ||
       (handle.fds.size() != 1 && handle.fds.size() != num_planes)) {
     return nullptr;
   }
   std::vector<base::ScopedFD> scoped_fds;
   for (auto& fd : handle.fds) {
     scoped_fds.emplace_back(fd.fd);
   }
 
   std::vector<gfx::NativePixmapPlane> planes;
 
   for (const auto& plane : handle.planes) {
     planes.push_back(plane);
   }
 
   scoped_refptr<GbmBuffer> buffer = drm_thread_proxy_->CreateBufferFromFds(
       widget, size, format, std::move(scoped_fds), planes);
   if (!buffer)
     return nullptr;
   return make_scoped_refptr(new GbmPixmap(this, buffer));
 }
 
 }  // namespace ui