ozone: Remove the "drm" software composited platform

ui/ozone/platform/drm/gpu/drm_surface_factory.cc

Index: ui/ozone/platform/drm/gpu/drm_surface_factory.cc
diff --git a/ui/ozone/platform/drm/gpu/drm_surface_factory.cc b/ui/ozone/platform/drm/gpu/drm_surface_factory.cc
deleted file mode 100644
index fc64d2505f3371367216db5050b23cd272625646..0000000000000000000000000000000000000000
--- a/ui/ozone/platform/drm/gpu/drm_surface_factory.cc
+++ /dev/null
@@ -1,39 +0,0 @@
-// 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/drm_surface_factory.h"
-
-#include <errno.h>
-
-#include "ui/gfx/native_widget_types.h"
-#include "ui/ozone/platform/drm/common/drm_util.h"
-#include "ui/ozone/platform/drm/gpu/drm_surface.h"
-#include "ui/ozone/platform/drm/gpu/drm_window.h"
-#include "ui/ozone/platform/drm/gpu/hardware_display_controller.h"
-#include "ui/ozone/platform/drm/gpu/screen_manager.h"
-#include "ui/ozone/public/surface_ozone_canvas.h"
-
-namespace ui {
-
-DrmSurfaceFactory::DrmSurfaceFactory(ScreenManager* screen_manager)
-    : screen_manager_(screen_manager) {
-}
-
-DrmSurfaceFactory::~DrmSurfaceFactory() {
-}
-
-scoped_ptr<ui::SurfaceOzoneCanvas> DrmSurfaceFactory::CreateCanvasForWidget(
-    gfx::AcceleratedWidget widget) {
-  DCHECK(thread_checker_.CalledOnValidThread());
-  return make_scoped_ptr(new DrmSurface(screen_manager_->GetWindow(widget)));
-}
-
-bool DrmSurfaceFactory::LoadEGLGLES2Bindings(
-    AddGLLibraryCallback add_gl_library,
-    SetGLGetProcAddressProcCallback set_gl_get_proc_address) {
-  DCHECK(thread_checker_.CalledOnValidThread());
-  return false;
-}
-
-}  // namespace ui