Bug 1 reproducing procedures

1. After page load, click on the editable iframe to make sure cursor is blinking inside;
2. Click on "focus link" button;
• Expected: Cursor stop blinking, link is border styled.
• Actual: Cursor keeps blinking, link is border styled.

Bug 2 reproducing procedures

1. After page load, Click on "focus link" button;
2. Now click on "focus editor" button.
• Expected: Cursor now blinking inside iframe.
• Actual: Focus remains unchanged.