Background: Drop "saturation" related source

"saturation" was removed from MetaBackground in mutter with
https://git.gnome.org/browse/mutter/commit/?id=0e589061

diff --git a/js/ui/background.js b/js/ui/background.js
index 246060a88e94685119479582df08c6d7235f922b..6e6bd1692d87c37747ac5351f8d29fedb8ba9c7f 100644 (file)
--- a/js/ui/background.js
+++ b/js/ui/background.js
@@ -315,7 +315,6 @@ const Background = new Lang.Class({
 
         this._brightness = 1.0;
         this._vignetteSharpness = 0.2;
-        this._saturation = 1.0;
         this._cancellable = new Gio.Cancellable();
         this.isLoaded = false;
 
@@ -412,7 +411,6 @@ const Background = new Lang.Class({
     },
 
     _addImage: function(content, index, filename) {
-        content.saturation = this._saturation;
         content.brightness = this._brightness;
         content.vignette_sharpness = this._vignetteSharpness;
 
@@ -428,7 +426,6 @@ const Background = new Lang.Class({
     },
 
     _updateImage: function(content, index, filename) {
-        content.saturation = this._saturation;
         content.brightness = this._brightness;
         content.vignette_sharpness = this._vignetteSharpness;
 
@@ -586,24 +583,6 @@ const Background = new Lang.Class({
         this._loadFile(filename);
     },
 
-    get saturation() {
-        return this._saturation;
-    },
-
-    set saturation(saturation) {
-        this._saturation = saturation;
-
-        if (this._pattern && this._pattern.content)
-            this._pattern.content.saturation = saturation;
-
-        let keys = Object.keys(this._images);
-        for (let i = 0; i < keys.length; i++) {
-            let image = this._images[keys[i]];
-            if (image && image.content)
-                image.content.saturation = saturation;
-        }
-    },
-
     get brightness() {
         return this._brightness;
     },
@@ -747,7 +726,6 @@ const BackgroundManager = new Lang.Class({
         let newBackground = this._createBackground(monitorIndex);
         newBackground.vignetteSharpness = background.vignetteSharpness;
         newBackground.brightness = background.brightness;
-        newBackground.saturation = background.saturation;
         newBackground.visible = background.visible;
 
         newBackground.loadedSignalId = newBackground.connect('loaded',