wined3d: IWineD3DBuffer_Unmap() can't fail.
[wine] / dlls / d3d9 / buffer.c
2010-10-15  Henri Verbeetwined3d: IWineD3DBuffer_Unmap() can't fail.
2010-09-14  Henri Verbeetwined3d: IWineD3DBuffer_GetDesc() should never fail.
2010-09-02  Henri Verbeetd3d9: Merge vertex and index buffer implementations...