Introduction date: Augustus 10, 2023
Introduction PR: https://github.com/mozilla/pdf.js/commit/402e3fed95888c1e1c5ec6cb6bf879421642a5fe (/cc @calixteman)
Type: intermittent (sometimes it works, indicating a possible timing/waiting issue)
OS: Linux
Logs: http://54.241.84.105:8877/dca264a56383f79/output.txt (only this test prevented the run from passing entirely)
Traceback:

```
Failures:
1) FreeText Editor Move several FreeTexts must move several annotations
  Message:
[31m    In chrome: Expected 187 to equal 186.[0m
  Stack:
        at <Jasmine>
        at /home/ubuntu/pdfjs/botio-files-pdfjs/private/dca264a56383f79/test/integration/freetext_editor_spec.js:2262:16
        at async Promise.all (index 1)
        at async UserContext.<anonymous> (/home/ubuntu/pdfjs/botio-files-pdfjs/private/dca264a56383f79/test/integration/freetext_editor_spec.js:2212:7)
  Message:
[31m    In chrome: Expected 192 to equal 191.[0m
  Stack:
        at <Jasmine>
        at /home/ubuntu/pdfjs/botio-files-pdfjs/private/dca264a56383f79/test/integration/freetext_editor_spec.js:2262:16
        at async Promise.all (index 1)
        at async UserContext.<anonymous> (/home/ubuntu/pdfjs/botio-files-pdfjs/private/dca264a56383f79/test/integration/freetext_editor_spec.js:2212:7)
  Message:
[31m    In chrome: Expected 196 to equal 197.[0m
  Stack:
        at <Jasmine>
        at /home/ubuntu/pdfjs/botio-files-pdfjs/private/dca264a56383f79/test/integration/freetext_editor_spec.js:2262:16
        at async Promise.all (index 1)
        at async UserContext.<anonymous> (/home/ubuntu/pdfjs/botio-files-pdfjs/private/dca264a56383f79/test/integration/freetext_editor_spec.js:2212:7)
  Message:
[31m    In chrome: Expected 201 to equal 202.[0m
  Stack:
        at <Jasmine>
        at /home/ubuntu/pdfjs/botio-files-pdfjs/private/dca264a56383f79/test/integration/freetext_editor_spec.js:2262:16
        at async Promise.all (index 1)
        at async UserContext.<anonymous> (/home/ubuntu/pdfjs/botio-files-pdfjs/private/dca264a56383f79/test/integration/freetext_editor_spec.js:2212:7)
  Message:
[31m    In chrome: Expected 217 to equal 216.[0m
  Stack:
        at <Jasmine>
        at /home/ubuntu/pdfjs/botio-files-pdfjs/private/dca264a56383f79/test/integration/freetext_editor_spec.js:2262:16
        at async Promise.all (index 1)
        at async UserContext.<anonymous> (/home/ubuntu/pdfjs/botio-files-pdfjs/private/dca264a56383f79/test/integration/freetext_editor_spec.js:2212:7)
  Message:
[31m    In chrome: Expected 226 to equal 227.[0m
  Stack:
        at <Jasmine>
        at /home/ubuntu/pdfjs/botio-files-pdfjs/private/dca264a56383f79/test/integration/freetext_editor_spec.js:2262:16
        at async Promise.all (index 1)
        at async UserContext.<anonymous> (/home/ubuntu/pdfjs/botio-files-pdfjs/private/dca264a56383f79/test/integration/freetext_editor_spec.js:2212:7)
  Message:
[31m    In chrome: Expected 231 to equal 232.[0m
  Stack:
        at <Jasmine>
        at /home/ubuntu/pdfjs/botio-files-pdfjs/private/dca264a56383f79/test/integration/freetext_editor_spec.js:2262:16
        at async Promise.all (index 1)
        at async UserContext.<anonymous> (/home/ubuntu/pdfjs/botio-files-pdfjs/private/dca264a56383f79/test/integration/freetext_editor_spec.js:2212:7)
```
const editorRect = await page.$eval(getEditorSelector(3), el => {
            const { x, y, width, height } = el.getBoundingClientRect();
            return { x, y, width, height };
          });
          await page.mouse.click(
            editorRect.x + editorRect.width / 2,
            editorRect.y + editorRect.height / 2
          );
          await page.waitForTimeout(10);
          await page.keyboard.press("Backspace");
          await page.waitForTimeout(10);
          let serialized = await getSerialized(page);
          expect(serialized).toEqual([
            {
              pageIndex: 0,
              id: "51R",
              deleted: true,
            },
          ]);
          await page.click("#editorFreeText");
          
          editorIds = await getEditors(page, "freeText");
          expect(editorIds.length).withContext(`In ${browserName}`).toEqual(0);
          const hidden = await page.$eval(
            "[data-annotation-id='51R']",
            el => el.hidden
          );
          expect(hidden).withContext(`In ${browserName}`).toBeTrue();
          
          await page.click("#editorFreeText");