[librsvg] state: remove unused C function

[Paolo Borelli <pborelli src gnome org>]

commit 0ca31ca181698fa5d34cd75bce0921a00fbd53a0
Author: Paolo Borelli <pborelli gnome org>
Date:   Sat Jul 28 17:41:16 2018 +0200

    state: remove unused C function

 librsvg/rsvg-private.h      | 15 ---------------
 rsvg_internals/src/lib.rs   |  1 -
 rsvg_internals/src/state.rs | 15 ---------------
 3 files changed, 31 deletions(-)
---
diff --git a/librsvg/rsvg-private.h b/librsvg/rsvg-private.h
index 42c5b335..4e7b6df7 100644
--- a/librsvg/rsvg-private.h
+++ b/librsvg/rsvg-private.h
@@ -234,9 +234,6 @@ typedef enum {
     RSVG_NODE_TYPE_FILTER_PRIMITIVE_LAST                /* just a marker; not a valid type */
 } RsvgNodeType;
 
-/* Defined in rsvg_internals/src/state.rs */
-typedef struct _RsvgComputedValues *RsvgComputedValues;
-
 typedef void (* CNodeSetAtts) (RsvgNode *node, gpointer impl, RsvgHandle *handle, RsvgPropertyBag pbag);
 typedef void (* CNodeFree) (gpointer impl);
 
@@ -302,18 +299,6 @@ void rsvg_node_children_iter_end (RsvgNodeChildrenIter *iter);
 G_GNUC_INTERNAL
 gboolean rsvg_node_svg_get_size (RsvgNode *node, double dpi_x, double dpi_y, int *out_width, int 
*out_height);
 
-/* Implemented in rust/src/state.rs */
-G_GNUC_INTERNAL
-guint32 rsvg_computed_values_get_flood_color_argb (RsvgComputedValues *values);
-
-/* Implemented in rust/src/state.rs */
-G_GNUC_INTERNAL
-guint8 rsvg_computed_values_get_flood_opacity (RsvgComputedValues *values);
-
-/* Implemented in rust/src/state.rs */
-G_GNUC_INTERNAL
-guint32 rsvg_computed_values_get_lighting_color_argb (RsvgComputedValues *values);
-
 typedef void (*RsvgPropertyBagEnumFunc) (const char *key, const char *value, gpointer user_data);
 
 /* Implemented in rust/src/property_bag.rs */
diff --git a/rsvg_internals/src/lib.rs b/rsvg_internals/src/lib.rs
index 25bcf9ea..a104b74b 100644
--- a/rsvg_internals/src/lib.rs
+++ b/rsvg_internals/src/lib.rs
@@ -65,7 +65,6 @@ pub use property_bag::{
 };
 
 pub use state::{
-    rsvg_computed_values_get_lighting_color_argb,
     rsvg_state_free,
     rsvg_state_new,
     rsvg_state_parse_style_pair,
diff --git a/rsvg_internals/src/state.rs b/rsvg_internals/src/state.rs
index 7a4c501e..767628bd 100644
--- a/rsvg_internals/src/state.rs
+++ b/rsvg_internals/src/state.rs
@@ -7,7 +7,6 @@ use std::collections::HashSet;
 use std::str::FromStr;
 
 use attributes::Attribute;
-use color::rgba_to_argb;
 use error::*;
 use handle::RsvgHandle;
 use iri::IRI;
@@ -144,9 +143,6 @@ pub struct SpecifiedValues {
     pub xml_space: SpecifiedValue<XmlSpace>, // not a property, but a non-presentation attribute
 }
 
-// Used to transfer pointers to a ComputedValues to the C code
-pub type RsvgComputedValues = *const ComputedValues;
-
 #[derive(Debug, Clone)]
 pub struct ComputedValues {
     pub baseline_shift: BaselineShift,
@@ -1612,14 +1608,3 @@ pub fn parse_style_attrs(
         }
     }
 }
-
-#[no_mangle]
-pub extern "C" fn rsvg_computed_values_get_lighting_color_argb(values: RsvgComputedValues) -> u32 {
-    assert!(!values.is_null());
-    let values = unsafe { &*values };
-
-    match values.lighting_color {
-        LightingColor(cssparser::Color::CurrentColor) => rgba_to_argb(values.color.0),
-        LightingColor(cssparser::Color::RGBA(ref rgba)) => rgba_to_argb(*rgba),
-    }
-}