remove unused special color "ignore"

Resolve lint warning about unused method "rgb_color_t::ignore()".

Fixes #2893

1 files changed, 2 insertions, 13 deletions

diff --git a/src/color.h b/src/color.h
index 988bfdb8..1faa35a6 100644
--- a/src/color.h
+++ b/src/color.h
@@ -1,5 +1,4 @@
-/** \file color.h Color class.
-  */
+// Color class.
 #ifndef FISH_COLOR_H
 #define FISH_COLOR_H
 
@@ -24,8 +23,7 @@ class rgb_color_t
         type_named,
         type_rgb,
         type_normal,
-        type_reset,
-        type_ignore
+        type_reset
     };
     unsigned char type:4;
 
@@ -79,18 +77,9 @@ public:
     /** Returns the normal special color */
     static rgb_color_t normal();
 
-    /** Returns the ignore special color */
-    static rgb_color_t ignore();
-
     /** Returns the none special color */
     static rgb_color_t none();
 
-    /** Returns whether the color is the ignore special color */
-    bool is_ignore(void) const
-    {
-        return type == type_ignore;
-    }
-
     /** Returns whether the color is the normal special color */
     bool is_normal(void) const
     {