Fix some style issues with the virtual scroller's test .mjs

Just running clang-format

Change-Id: I855e9fd343c063d787f46a352895bfa834a97b13
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1781131Reviewed-by: Rakina Zata Amni <rakina@chromium.org>
Reviewed-by: Fergal Daly <fergal@chromium.org>
Commit-Queue: Fergal Daly <fergal@chromium.org>
Cr-Commit-Position: refs/heads/master@{#693005}

third_party/blink/renderer/core/script/resources/layered_api/elements/virtual-scroller/visibility-manager.mjs

@@ -207,8 +207,8 @@ export class VisibilityManager {
         // which would involve an unknown number of forced layouts, we
         // come back next frame and try to make it better. We know we can
         // stop when we didn't hide or reveal any elements.
-        if (this.#syncRevealed(newRevealed) +
-            this.#syncObserved(newObserved) > 0) {
+        if (this.#syncRevealed(newRevealed) + this.#syncObserved(newObserved) >
+            0) {
           this.scheduleSync();
         }
       }

third_party/blink/web_tests/wpt_internal/virtual-scroller/resources/helpers.mjs

@@ -25,8 +25,8 @@ export function div(id) {
  */
 export function largeDiv(id) {
   const large = div(id);
-  large.style.height = "5000px";
-  large.style.border = "solid";
+  large.style.height = '5000px';
+  large.style.border = 'solid';
   return large;
 }
 
@@ -60,7 +60,7 @@ export function withElement(name, callback) {
  *
  * This includes a hack to wait 1s to give the virtual-scroller
  * elements time to settle.
-*/
+ */
 export function stopWaiting() {
   setTimeout(() => {
     document.documentElement.classList.remove('reftest-wait');
@@ -81,7 +81,7 @@ export function words(n) {
 /**
  * Allow the next |n| frames to end and then call |callback| ASAP in
  * the following frame.
-*/
+ */
 export function inNFrames(n, callback) {
   if (n == 0) {
     window.setTimeout(callback, 0);
@@ -95,7 +95,7 @@ export function inNFrames(n, callback) {
 /**
  * Allow the current frame to end and then call |callback| asap in the
  * next frame.
-*/
+ */
 export function nextFrame(callback) {
   inNFrames(1, callback);
 }

third_party/blink/web_tests/wpt_internal/virtual-scroller/resources/ref-tests.mjs

@@ -33,9 +33,9 @@ export function testLargeChild(target) {
   // page reloads.
   document.body.scrollTo(0, 0);
   helpers.nextFrame(() => {
-    const largeChild = helpers.largeDiv("largeChild");
+    const largeChild = helpers.largeDiv('largeChild');
     target.appendChild(largeChild);
-    const child = helpers.div("child");
+    const child = helpers.div('child');
     target.appendChild(child);
 
     // Give the scroller time to settle.
@@ -53,11 +53,11 @@ export function testLargeChildComment(target) {
   // page reloads.
   document.body.scrollTo(0, 0);
   helpers.nextFrame(() => {
-    const largeChild = helpers.largeDiv("largeChild");
+    const largeChild = helpers.largeDiv('largeChild');
     target.appendChild(largeChild);
     // Ensure that non-element nodes don't cause problems.
-    target.appendChild(document.createComment("comment"));
-    target.appendChild(helpers.div("child"));
+    target.appendChild(document.createComment('comment'));
+    target.appendChild(helpers.div('child'));
 
     // Give the scroller time to settle.
     helpers.inNFrames(10, () => {
@@ -114,9 +114,9 @@ export function testScrollFromOffScreen(target) {
   helpers.nextFrame(() => {
     // The page is a large element (much bigger than the page)
     // followed by the scroller. We then scroll down to the scroller.
-    const largeSibling = helpers.largeDiv("large");
+    const largeSibling = helpers.largeDiv('large');
     target.before(largeSibling);
-    const child = helpers.div("child");
+    const child = helpers.div('child');
     target.appendChild(child);
 
     // Give the scroller time to settle.
@@ -130,18 +130,18 @@ export function testScrollFromOffScreen(target) {
 /**
  * Runs |test| with a <virtual-scroller>, waiting until the custom element is
  * defined.
-*/
+ */
 export function withVirtualScroller(test) {
   customElements.whenDefined('virtual-scroller').then(() => {
-    runTest("virtual-scroller", test);
+    runTest('virtual-scroller', test);
   });
 }
 
 /**
  * Runs |test| with a <div>.
-*/
+ */
 export function withDiv(test) {
-  runTest("div", test);
+  runTest('div', test);
 }
 
 function runTest(elementName, test) {