simplify component

packages/svelte/src/compiler/phases/1-parse/state/element.js

@@ -163,7 +163,7 @@ export default function element(parser) {
 					fragment: create_fragment(true),
 					parent: null,
 					metadata: {
-						expression: create_expression_metadata()
+						// unpopulated at first, differs between types
 					}
 				});
 

packages/svelte/src/compiler/phases/2-analyze/index.js

@@ -1540,7 +1540,7 @@ const common_visitors = {
 			node.name.includes('.') ? node.name.slice(0, node.name.indexOf('.')) : node.name
 		);
 
-		node.metadata.expression.has_state = binding !== null && binding.kind !== 'normal';
+		node.metadata.dynamic = binding !== null && binding.kind !== 'normal';
 	},
 	RenderTag(node, context) {
 		context.next({ ...context.state, render_tag: node });

packages/svelte/src/compiler/phases/3-transform/client/visitors/template.js

@@ -3127,7 +3127,7 @@ export const template_visitors = {
 		}
 	},
 	Component(node, context) {
-		if (node.metadata.expression.has_state) {
+		if (node.metadata.dynamic) {
 			// Handle dynamic references to what seems like static inline components
 			const component = serialize_inline_component(node, '$$component', context, b.id('$$anchor'));
 			context.state.init.push(

packages/svelte/src/compiler/phases/3-transform/server/visitors/shared/component.js

@@ -233,8 +233,7 @@ export function serialize_inline_component(node, expression, context) {
 	}
 
 	const dynamic =
-		node.type === 'SvelteComponent' ||
-		(node.type === 'Component' && node.metadata.expression.has_state);
+		node.type === 'SvelteComponent' || (node.type === 'Component' && node.metadata.dynamic);
 
 	if (custom_css_props.length > 0) {
 		context.state.template.push(

packages/svelte/src/compiler/types/template.d.ts

@@ -274,7 +274,7 @@ interface BaseElement extends BaseNode {
 export interface Component extends BaseElement {
 	type: 'Component';
 	metadata: {
-		expression: ExpressionMetadata;
+		dynamic: boolean;
 	};
 }