message: fix an error while setting kernel argument for a 3-D matrix.
diff: @@ -3434,7 +3434,7 @@ int Kernel::set(int i, const KernelArg& arg)
  if( !(arg.flags & KernelArg::NO_SIZE) )
  {
  int cols = u3d.cols*arg.wscale/arg.iwscale;
  - CV_OclDbgAssert(clSetKernelArg(p->handle, (cl_uint)i, sizeof(u3d.slices), &u3d.rows) == CL_SUCCESS);
  + CV_OclDbgAssert(clSetKernelArg(p->handle, (cl_uint)i, sizeof(u3d.slices), &u3d.slices) == CL_SUCCESS);
  CV_OclDbgAssert(clSetKernelArg(p->handle, (cl_uint)(i+1), sizeof(u3d.rows), &u3d.rows) == CL_SUCCESS);
  CV_OclDbgAssert(clSetKernelArg(p->handle, (cl_uint)(i+2), sizeof(u3d.cols), &cols) == CL_SUCCESS);
  i += 3;
  