The ornamental design for the transport container with flap doors, as shown and described.
FIG. 1 is a perspective view from above one corner showing the front wall
and one side wall of my new design for a transport container with flap
doors;
FIG. 2 is a perspective view from above the corner which is diagonally
opposite the corner designated in the FIG. 1 description showing the back
wall and the other side wall thereof;
FIG. 3 is a top plan view looking down into the interior of the container
showing the top edges of all four walls and the interior surface of the
bottom of the container; and,
FIG. 4 is a bottom plan view showing the exterior of the bottom of the
container.