When traversing VG_(args_for_client) there is no need to check
the array element for NULL. Function VG_(split_up_argv), which
sets up that array, ensures that no element is NULL.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@14671 a5019735-40e9-0310-863c-91ae7b9d1cf9
Merge revision 14309 from BUF_REMOVAL branch to trunk.
Eliminates a fixed size buffer in helgrind. Instead of building up a
string in a buffer and then writing the string to stdout can as well
write to stdout directly.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@14672 a5019735-40e9-0310-863c-91ae7b9d1cf9