Bug 1055299: Ignore continuous app launch request in homescreen side and send homescreen to background while rocketbar is open in system side
Revert "Merge pull request #21909 from crh0716/1038496"

This reverts commit aeb80a140fd2c29a62298658071d0ccb20063307.
Merge pull request #23639 from alivedise/bugzilla/1055299_v2.0/v4

Bug 1055299: Make visibility manager know search window, r=kgrandon