aura-views: Make views_aura_desktop compile and run on linux.

views/drag_utils_linux.cc

+// Copyright (c) 2010 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 "views/drag_utils.h"
+
+#include "base/logging.h"
+
+namespace drag_utils {
+
+void SetDragImageOnDataObject(const SkBitmap& bitmap,
+                              const gfx::Size& size,
+                              const gfx::Point& cursor_offset,
+                              OSExchangeData* data_object) {
+  NOTIMPLEMENTED();
+}
+
+} // namespace drag_utils