Clean up pretty printers [18/n]

[Gabriel Dos Reis]

Paolo Carlini <paolo.carlini@oracle.com> writes:

| Hi Gaby.
| 
| On 08/26/2013 10:42 AM, Gabriel Dos Reis wrote:
| > Same topic as patch 17/n.  For more expressing printers.
| > Tested on an x86_64-suse-linux.  Applied to mainline.
| Just got this:
| 
| /scratch/Gcc/svn-dirs/trunk/gcc/c/c-objc-common.c: In function ‘bool
| c_tree_printer(pretty_printer*, text_info*, const char*, int, bool,
| bool, bool)’:
| /scratch/Gcc/svn-dirs/trunk/gcc/c/c-objc-common.c:123:31: error:
| ‘pp_c_expression’ was not declared in this scope
| make[2]: *** [c/c-objc-common.o] Error 1
| 
| Yesterday things were fine.

What happened was I inadvertently committed only a fraction of the patch.
Now, all changes should be in.  Sorry for the breakage.  I guess it is
time to go to bed.

-- Gaby