Revert "Inverse logic error in OembedPlugin"
Revert "Inverse logic error in OembedPlugin"

This reverts commit 9ab996d9e6bee90e2f96a2a17e453a6deebd4a96.

Piratas/tortuga,faulteh/gnu-social,eXcomm/gnu-social,studio666/gnu-social,chimo/social,furtherfield/gnu-social,bankonme/gnu-social,foocorp/gnu-social,eXcomm/gnu-social,faulteh/gnu-social,furtherfield/gnu-social,charnimda/lgbtpzn-social,eXcomm/gnu-social,foocorp/gnu-social,bankonme/gnu-social,bankonme/gnu-social,chimo/social,Piratas/tortuga,charnimda/lgbtpzn-social,bankonme/gnu-social,Piratas/tortuga,studio666/gnu-social,foocorp/gnu-social,studio666/gnu-social,faulteh/gnu-social,studio666/gnu-social,furtherfield/gnu-social,eXcomm/gnu-social,charnimda/lgbtpzn-social,furtherfield/gnu-social,Piratas/tortuga,faulteh/gnu-social,chimo/social