Minor UI design style revamp

frontend/src/components/panels/Document.svelte

@@ -500,10 +500,6 @@
 					}
 
 					.icon-button:not(.active) {
-						.color-solid {
-							fill: var(--color-f-white);
-						}
-
 						.color-general {
 							fill: var(--color-data-general);
 						}

frontend/src/components/panels/LayerTree.svelte

@@ -4,8 +4,6 @@
 	import { beginDraggingElement } from "@graphite/io-managers/drag";
 	import { platformIsMac } from "@graphite/utility-functions/platform";
 	import {
-		type LayerType,
-		type LayerTypeData,
 		type LayerPanelEntry,
 		defaultWidgetLayout,
 		patchWidgetLayout,
@@ -314,10 +312,6 @@
 			layers = layers;
 		}
 	}
-
-	function getLayerTypeData(layerType: LayerType): LayerTypeData {
-		return layerTypeData(layerType) || { name: "Error", icon: "Info" };
-	}
 </script>
 
 <LayoutCol class="layer-tree" on:dragleave={() => (dragInPanel = false)}>
@@ -359,7 +353,7 @@
 						on:dragstart={(e) => draggable && dragStart(e, listing)}
 						on:click={(e) => selectLayerWithModifiers(e, listing)}
 					>
-						{@const layerType = getLayerTypeData(listing.entry.layerType)}
+						{@const layerType = layerTypeData(listing.entry.layerType)}
 						<LayoutRow class="layer-type-icon">
 							<IconLabel icon={layerType.icon} />
 						</LayoutRow>
@@ -368,7 +362,7 @@
 								data-text-input
 								type="text"
 								value={listing.entry.name}
-								placeholder={"Untitled " + layerType.name}
+								placeholder={`Untitled ${layerType.name}`}
 								disabled={!listing.editingName}
 								on:blur={() => onEditLayerNameDeselect(listing)}
 								on:keydown={(e) => e.key === "Escape" && onEditLayerNameDeselect(listing)}