remove unused apparatus around immutable option

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

@@ -261,14 +261,7 @@ export function client_component(source, analysis, options) {
 	}
 
 	const component_block = b.block([
-		b.stmt(
+		b.stmt(b.call('$.push', b.id('$$props'), b.literal(analysis.runes))),
-			b.call(
-				'$.push',
-				b.id('$$props'),
-				b.literal(analysis.runes),
-				...(options.immutable ? [b.literal(true)] : [])
-			)
-		),
 		...store_setup,
 		...legacy_reactive_declarations,
 		...group_binding_declarations,

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

@@ -2104,7 +2104,7 @@ export function server_component(analysis, options) {
 	}
 
 	const component_block = b.block([
-		b.stmt(b.call('$.push', b.literal(analysis.runes), ...(options.immutable ? [b.true] : []))),
+		b.stmt(b.call('$.push', b.literal(analysis.runes))),
 		.../** @type {import('estree').Statement[]} */ (instance.body),
 		.../** @type {import('estree').Statement[]} */ (template.body),
 		b.stmt(b.call('$.pop'))

packages/svelte/src/internal/client/runtime.js

@@ -110,8 +110,6 @@ export function create_component_context(props) {
 		c: null,
 		// effects
 		e: null,
-		// immutable
-		i: false,
 		// mounted
 		m: false,
 		// parent
@@ -1163,17 +1161,6 @@ export function mutable_source(initial_value) {
 	return s;
 }
 
-/**
- * @returns {import('./types.js').EqualsFunctions}
- */
-function get_equals_method() {
-	const context = current_component_context;
-	if (context && !context.i) {
-		return safe_equal;
-	}
-	return default_equals;
-}
-
 /**
  * Use `untrack` to prevent something from being treated as an `$effect`/`$derived` dependency.
  *
@@ -1785,13 +1772,11 @@ export function onDestroy(fn) {
 /**
  * @param {import('./types.js').MaybeSignal<Record<string, unknown>>} props
  * @param {any} runes
- * @param {any} immutable
  * @returns {void}
  */
-export function push(props, runes = false, immutable = false) {
+export function push(props, runes = false) {
 	const context_stack_item = create_component_context(props);
 	context_stack_item.r = runes;
-	context_stack_item.i = immutable;
 	current_component_context = context_stack_item;
 }
 

packages/svelte/src/internal/client/types.d.ts

@@ -47,8 +47,6 @@ export type ComponentContext = {
 	p: null | ComponentContext;
 	/** context */
 	c: null | Map<unknown, unknown>;
-	/** immutable */
-	i: boolean;
 	/** runes */
 	r: boolean;
 	/** update_callbacks */

packages/svelte/src/internal/server/index.js

@@ -115,10 +115,9 @@ export function render(component, options) {
 
 /**
  * @param {boolean} runes
- * @param {boolean} [immutable]
  */
-export function push(runes, immutable) {
+export function push(runes) {
-	$.push({}, runes, immutable);
+	$.push({}, runes);
 }
 
 export function pop() {