Hide media on smartspace view when setting is disabled Flag: EXEMPT BUGFIX Bug: 478725173 Test: atest LockscreenSmartspaceControllerTest (cherry picked from commit 1c140dd857ff150a25b881b2f9865714f1b7e0f5) DISABLE_TOPIC_PROTECTOR Cherrypick-From: https://googleplex-android-review.googlesource.com/q/commit:2ac2ff40f414802d7214eb3b6991fd060314c405 Merged-In: I8f589018521b281bb3fd28539f4099d28fdbd691 Change-Id: I8f589018521b281bb3fd28539f4099d28fdbd691