IconUtil - fix IllegalArgumentException, Component can be null
IconUtil - fix IllegalArgumentException, Component can be null

GitOrigin-RevId: b5527eac64798ed4222f4f794ad0865811ffe859
allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community,allotria/intellij-community