[gimp] app: make "color" parameter of gimp_palettes_add_color_history() const

[Michael Natterer <mitch src gnome org>]

commit 829d44d9002878f6bd7ec84da1b3b63df257332e
Author: Michael Natterer <mitch gimp org>
Date:   Wed Mar 21 19:10:55 2018 +0100

    app: make "color" parameter of gimp_palettes_add_color_history() const

 app/core/gimp-palettes.c |    4 ++--
 app/core/gimp-palettes.h |   12 ++++++------
 2 files changed, 8 insertions(+), 8 deletions(-)
---
diff --git a/app/core/gimp-palettes.c b/app/core/gimp-palettes.c
index 52cdb39..8e80a3c 100644
--- a/app/core/gimp-palettes.c
+++ b/app/core/gimp-palettes.c
@@ -111,8 +111,8 @@ gimp_palettes_get_color_history (Gimp *gimp)
 }
 
 void
-gimp_palettes_add_color_history (Gimp    *gimp,
-                                 GimpRGB *color)
+gimp_palettes_add_color_history (Gimp          *gimp,
+                                 const GimpRGB *color)
 {
   GimpPalette *history;
 
diff --git a/app/core/gimp-palettes.h b/app/core/gimp-palettes.h
index e789629..243b985 100644
--- a/app/core/gimp-palettes.h
+++ b/app/core/gimp-palettes.h
@@ -22,14 +22,14 @@
 #define __GIMP_PALETTES__
 
 
-void          gimp_palettes_init              (Gimp    *gimp);
+void          gimp_palettes_init              (Gimp          *gimp);
 
-void          gimp_palettes_load              (Gimp    *gimp);
-void          gimp_palettes_save              (Gimp    *gimp);
+void          gimp_palettes_load              (Gimp          *gimp);
+void          gimp_palettes_save              (Gimp          *gimp);
 
-GimpPalette * gimp_palettes_get_color_history (Gimp    *gimp);
-void          gimp_palettes_add_color_history (Gimp    *gimp,
-                                               GimpRGB *color);
+GimpPalette * gimp_palettes_get_color_history (Gimp          *gimp);
+void          gimp_palettes_add_color_history (Gimp          *gimp,
+                                               const GimpRGB *color);
 
 
 #endif /* __GIMP_PALETTES__ */