[gimp] app: fix parameter name of gimp_image_map_tool_add_color_picker()

[Michael Natterer <mitch src gnome org>]

commit 0a2b86e5341c84a89086ea0cb55a2be0e8ed1499
Author: Michael Natterer <mitch gimp org>
Date:   Thu May 30 23:25:39 2013 +0200

    app: fix parameter name of gimp_image_map_tool_add_color_picker()
    
    It's a "tooltip", and used as such, not a "help_id".

 app/tools/gimpimagemaptool.c |    6 +++---
 app/tools/gimpimagemaptool.h |    2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/app/tools/gimpimagemaptool.c b/app/tools/gimpimagemaptool.c
index 3dd5fb2..673c8a9 100644
--- a/app/tools/gimpimagemaptool.c
+++ b/app/tools/gimpimagemaptool.c
@@ -933,7 +933,7 @@ GtkWidget *
 gimp_image_map_tool_add_color_picker (GimpImageMapTool *tool,
                                       gpointer          identifier,
                                       const gchar      *stock_id,
-                                      const gchar      *help_id)
+                                      const gchar      *tooltip)
 {
   GtkWidget *button;
   GtkWidget *image;
@@ -950,8 +950,8 @@ gimp_image_map_tool_add_color_picker (GimpImageMapTool *tool,
   gtk_container_add (GTK_CONTAINER (button), image);
   gtk_widget_show (image);
 
-  if (help_id)
-    gimp_help_set_help_data (button, help_id, NULL);
+  if (tooltip)
+    gimp_help_set_help_data (button, tooltip, NULL);
 
   g_object_set_data (G_OBJECT (button), "picker-identifier", identifier);
 
diff --git a/app/tools/gimpimagemaptool.h b/app/tools/gimpimagemaptool.h
index 58eab3a..4b8ef8b 100644
--- a/app/tools/gimpimagemaptool.h
+++ b/app/tools/gimpimagemaptool.h
@@ -117,7 +117,7 @@ GtkSizeGroup * gimp_image_map_tool_dialog_get_label_group (GimpImageMapTool *too
 GtkWidget    * gimp_image_map_tool_add_color_picker       (GimpImageMapTool *tool,
                                                            gpointer          identifier,
                                                            const gchar      *stock_id,
-                                                           const gchar      *help_id);
+                                                           const gchar      *tooltip);
 
 
 #endif  /*  __GIMP_IMAGE_MAP_TOOL_H__  */