Revert "View Transition: swap attributes of document's root element (#…

…8206)"

This reverts commit 52606a3.

packages/astro/components/ViewTransitions.astro

@@ -136,18 +136,6 @@ const { fallback = 'animate' } = Astro.props as Props;
 			// Remove them before swapping.
 			doc.querySelectorAll('head noscript').forEach((el) => el.remove());
 
-			// swap attributes of the html element
-			// - delete all attributes from the current document
-			// - insert all attributes from doc
-			// - reinsert all original attributes that are named 'data-astro-*'
-			const html = document.documentElement;
-			const astro = [...html.attributes].filter(
-				({ name }) => (html.removeAttribute(name), name.startsWith('data-astro-'))
-			);
-			[...doc.documentElement.attributes, ...astro].forEach(({ name, value }) =>
-				html.setAttribute(name, value)
-			);
-
 			// Swap head
 			for (const el of Array.from(document.head.children)) {
 				const newEl = persistedHeadElement(el);

packages/astro/e2e/view-transitions.test.js

@@ -397,25 +397,3 @@ test.describe('View Transitions', () => {
 		).toEqual(1);
 	});
 });
-
-test('Navigation also swaps the attributes of the document root', async ({ page, astro }) => {
-	page.on('console', (msg) => console.log(msg.text()));
-	await page.goto(astro.resolveUrl('/some-attributes'));
-	let p = page.locator('#heading');
-	await expect(p, 'should have content').toHaveText('Page with some attributes');
-
-	let h = page.locator('html');
-	await expect(h, 'should have content').toHaveAttribute('lang', 'en');
-
-	await page.click('#click-other-attributes');
-	p = page.locator('#heading');
-	await expect(p, 'should have content').toHaveText('Page with other attributes');
-
-	h = page.locator('html');
-	await expect(h, 'should have content').toHaveAttribute('lang', 'es');
-	await expect(h, 'should have content').toHaveAttribute('style', 'background-color: green');
-	await expect(h, 'should have content').toHaveAttribute('data-other-name', 'value');
-	await expect(h, 'should have content').toHaveAttribute('data-astro-fake', 'value');
-	await expect(h, 'should have content').toHaveAttribute('data-astro-transition', 'forward');
-	await expect(h, 'should be absent').not.toHaveAttribute('class', /.*/);
-});