[AdBlock]:Add the menu item(Block float popups) for the AdBlock

N/A

Add the menu item for the AdBlock, when user choose the menu item(Block float popups),
the AdBlock is available, otherwise, the AdBlock will be unvalid.

Change-Id: Ia6277488f196704abc381b6145423b1e803d3f29
Ref-Id: I83d1c6a8b383e0b3d88e43a8b4f63be4ef2627ba