gdiplus: Avoid accessing dib bits directly in GdipCreateBitmapFromHBITMAP.

dlls/gdiplus/image.c

@@ -4694,17 +4694,6 @@ GpStatus WINGDIPAPI GdipCreateBitmapFromHBITMAP(HBITMAP hbm, HPALETTE hpal, GpBi
             format, &lockeddata);
         if (retval == Ok)
         {
-            if (bm.bmBits)
-            {
-                for (y=0; y<bm.bmHeight; y++)
-                {
-                    memcpy((BYTE*)lockeddata.Scan0+lockeddata.Stride*y,
-                           (BYTE*)bm.bmBits+bm.bmWidthBytes*(bm.bmHeight-1-y),
-                           bm.bmWidthBytes);
-                }
-            }
-            else
-            {
             HDC hdc;
             HBITMAP oldhbm;
             BITMAPINFO *pbmi;
@@ -4749,7 +4738,6 @@ GpStatus WINGDIPAPI GdipCreateBitmapFromHBITMAP(HBITMAP hbm, HPALETTE hpal, GpBi
 
             SelectObject(hdc, oldhbm);
             DeleteDC(hdc);
-            }
 
             GdipBitmapUnlockBits(*bitmap, &lockeddata);
         }