[librsvg: 39/51] Remove a few unnecessary derives

[Federico Mena Quintero <federico src gnome org>]

commit b315842986528e850ee28b24707065f03584b81f
Author: Federico Mena Quintero <federico gnome org>
Date:   Wed Dec 18 10:26:21 2019 -0600

    Remove a few unnecessary derives

 rsvg_internals/src/filters/component_transfer.rs | 1 -
 rsvg_internals/src/filters/displacement_map.rs   | 2 +-
 rsvg_internals/src/filters/morphology.rs         | 1 -
 3 files changed, 1 insertion(+), 3 deletions(-)
---
diff --git a/rsvg_internals/src/filters/component_transfer.rs 
b/rsvg_internals/src/filters/component_transfer.rs
index 74108c98..6f4f8a86 100644
--- a/rsvg_internals/src/filters/component_transfer.rs
+++ b/rsvg_internals/src/filters/component_transfer.rs
@@ -52,7 +52,6 @@ enum Channel {
 }
 
 /// Component transfer function types.
-#[derive(Debug, Clone, Copy)]
 enum FunctionType {
     Identity,
     Table,
diff --git a/rsvg_internals/src/filters/displacement_map.rs b/rsvg_internals/src/filters/displacement_map.rs
index ed8eac8e..0d91a897 100644
--- a/rsvg_internals/src/filters/displacement_map.rs
+++ b/rsvg_internals/src/filters/displacement_map.rs
@@ -13,7 +13,7 @@ use super::context::{FilterContext, FilterOutput, FilterResult};
 use super::{FilterEffect, FilterError, Input, PrimitiveWithInput};
 
 /// Enumeration of the color channels the displacement map can source.
-#[derive(Debug, Clone, Copy, Eq, PartialEq, Hash)]
+#[derive(Clone, Copy)]
 enum ColorChannel {
     R,
     G,
diff --git a/rsvg_internals/src/filters/morphology.rs b/rsvg_internals/src/filters/morphology.rs
index baad7545..a7493024 100644
--- a/rsvg_internals/src/filters/morphology.rs
+++ b/rsvg_internals/src/filters/morphology.rs
@@ -20,7 +20,6 @@ use super::context::{FilterContext, FilterOutput, FilterResult};
 use super::{FilterEffect, FilterError, PrimitiveWithInput};
 
 /// Enumeration of the possible morphology operations.
-#[derive(Debug, Clone, Copy, Eq, PartialEq, Hash)]
 enum Operator {
     Erode,
     Dilate,