[glibmm] Fix the build with --enable-warnings=fatal.

[Murray Cumming <murrayc src gnome org>]

commit f5ea40615be4c757dd57f93700f466d4c3223560
Author: Murray Cumming <murrayc murrayc com>
Date:   Sat Jun 4 15:11:55 2011 +0200

    Fix the build with --enable-warnings=fatal.
    
    * tests/glibmm_nodetree/main.cc: Comment out a set-but-not-used
    variable.

 ChangeLog                     |    7 +++++++
 tests/glibmm_nodetree/main.cc |    4 ++--
 2 files changed, 9 insertions(+), 2 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index be8f9f9..4937929 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2011-06-04  Murray Cumming  <murrayc murrayc com>
+
+	Fix the build with --enable-warnings=fatal.
+
+	* tests/glibmm_nodetree/main.cc: Comment out a set-but-not-used 
+	variable.
+
 2011-06-01  José Alburquerque  <jaalburqu svn gnome org>
 
 	gmmproc: Use NULL for optional properties.
diff --git a/tests/glibmm_nodetree/main.cc b/tests/glibmm_nodetree/main.cc
index f444e87..61fb869 100644
--- a/tests/glibmm_nodetree/main.cc
+++ b/tests/glibmm_nodetree/main.cc
@@ -17,7 +17,7 @@ int main()
   type_nodetree_string* root;
   type_nodetree_string* node;
   type_nodetree_string* node_B;
-  type_nodetree_string* node_D;
+  /* type_nodetree_string* node_D; */
   type_nodetree_string* node_F;
   type_nodetree_string* node_G;
   type_nodetree_string* node_J;
@@ -31,7 +31,7 @@ int main()
 
   node_B->append_data("E");
   node_B->prepend_data("C");
-  node_D = &node_B->insert(1, *(new type_nodetree_string("D")));
+  /* node_D = & */node_B->insert(1, *(new type_nodetree_string("D")));
 
   node_F = new type_nodetree_string("F");
   root->append(*node_F);