Replace FooterPreference#SetLearnMoreContentDescription() with FooterPreference#SetLearnMoreText(). This is a requirement: All links, controls, and buttons should also have comprehensible text or tooltip text, so users can identify its purpose, independent of context, such as when using the URL list from TalkBack’s local context menu. Bug: 215045903 Test: manual & robotest Change-Id: Ib657ba336c5688c1434a58611dea3891001afe14