ozone: Avoid using gbm_bo_import until import and destroy can be synchronized.

ui/ozone/platform/drm/gpu/gbm_buffer.h

 // 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.
 
 #ifndef UI_OZONE_PLATFORM_DRM_GPU_GBM_BUFFER_H_
 #define UI_OZONE_PLATFORM_DRM_GPU_GBM_BUFFER_H_
 
 #include "base/files/scoped_file.h"
 #include "base/macros.h"
 #include "ui/gfx/buffer_types.h"
@@ skipping 24 matching lines @@
   gfx::BufferFormat GetFormat() const { return format_; }
   gfx::BufferUsage GetUsage() const { return usage_; }
   int GetFd() const;
   int GetStride() const;
 
  private:
   GbmBuffer(const scoped_refptr<GbmDevice>& gbm,
             gbm_bo* bo,
             gfx::BufferFormat format,
             gfx::BufferUsage usage,
-            base::ScopedFD fd);
+            base::ScopedFD fd,
+            int stride);
   ~GbmBuffer() override;
 
   gfx::BufferFormat format_;
   gfx::BufferUsage usage_;
   base::ScopedFD fd_;
+  int stride_;
 
   DISALLOW_COPY_AND_ASSIGN(GbmBuffer);
 };
 
 class GbmPixmap : public NativePixmap {
  public:
   GbmPixmap(GbmSurfaceFactory* surface_manager,
             const scoped_refptr<GbmBuffer>& buffer);
 
   void SetProcessingCallback(
@@ skipping 26 matching lines @@
   // this Pixmap. This holds the processed buffer.
   scoped_refptr<GbmPixmap> processed_pixmap_;
   ProcessingCallback processing_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(GbmPixmap);
 };
 
 }  // namespace ui
 
 #endif  // UI_OZONE_PLATFORM_DRM_GPU_GBM_BUFFER_H_