#2373 "depends" not work with "integrate"

[Aleksas]

"depends" not work with "integrate"
(%i1) depends(y,x);
(%o1) [y(x)]

wrong:
(%i2) integrate(y,x);
(%o2) x*y
(%i3) integrate(diff(y,x)/y,x);
(%o3) integrate('diff(y,x,1),x)/y

correct:
(%i4) diff(y,x);
(%o4) 'diff(y,x,1)

Aleksas D