[folks] Centralize .PHONY doc targets.

[Travis Reitter <treitter src gnome org>]

commit 038d5c7c677cd41c745b4c92a7d1d44441e73c01
Author: Travis Reitter <travis reitter collabora co uk>
Date:   Mon Aug 1 15:01:16 2011 -0700

    Centralize .PHONY doc targets.

 docs/Makefile.am |    9 ++++++++-
 1 files changed, 8 insertions(+), 1 deletions(-)
---
diff --git a/docs/Makefile.am b/docs/Makefile.am
index 5306c74..4d21d6e 100644
--- a/docs/Makefile.am
+++ b/docs/Makefile.am
@@ -4,6 +4,13 @@ distclean_dirs = \
 	gtk-doc \
 	$(NULL)
 
+phony_deps = \
+	folks-doc \
+	folks-gtk-doc \
+	folks-telepathy-doc \
+	folks-telepathy-gtk-doc \
+	$(NULL)
+
 folksdocdir=$(datadir)/devhelp/references/folks
 folksimgdir=$(datadir)/devhelp/references/folks/img
 folkstelepathydocdir=$(datadir)/devhelp/references/folks-telepathy
@@ -119,7 +126,7 @@ folks-telepathy-gtk-doc: $(folks_telepathy_doc_files)
 		$(valadoc_flags_folks_telepathy) \
 		$(NULL)
 
-.PHONY: folks-doc folks-gtk-doc folks-telepathy-doc folks-telepathy-gtk-doc
+.PHONY: $(phony_deps)
 
 distclean-local: distclean-docs
 distclean-docs: