GtkEntry: Fix a few irregularities in the size request code
GtkEntry: Fix a few irregularities in the size request code

We don't want the size request to change as icons come and
go (thinking e.g. about the caps lock warning). Just make
sure that we have enough room for showing the icons.

msteinert/gtk,ahodesuka/gtk,chergert/gtk,Adamovskiy/gtk,davidgumberg/gtk,alexlarsson/gtk,Lyude/gtk-,jessevdk/gtk,alexlarsson/gtk,jigpu/gtk,jessevdk/gtk,alexlarsson/gtk,msteinert/gtk,davidgumberg/gtk,Adamovskiy/gtk,jessevdk/gtk,jigpu/gtk,grubersjoe/adwaita,jadahl/gtk,grubersjoe/adwaita,grubersjoe/adwaita,Adamovskiy/gtk,jadahl/gtk,chergert/gtk,alexlarsson/gtk,jigpu/gtk,alexlarsson/gtk,Adamovskiy/gtk,chergert/gtk,jessevdk/gtk,jigpu/gtk,davidgumberg/gtk,msteinert/gtk,jadahl/gtk,chergert/gtk,ahodesuka/gtk,Lyude/gtk-,davidgumberg/gtk,ahodesuka/gtk,msteinert/gtk,jadahl/gtk,Lyude/gtk-,grubersjoe/adwaita,ahodesuka/gtk,jigpu/gtk,alexlarsson/gtk,Adamovskiy/gtk,jessevdk/gtk,Sidnioulz/SandboxGtk,grubersjoe/adwaita,jadahl/gtk,grubersjoe/adwaita,chergert/gtk,davidgumberg/gtk,davidgumberg/gtk,msteinert/gtk,grubersjoe/adwaita,chergert/gtk,Adamovskiy/gtk,Sidnioulz/SandboxGtk,davidgumberg/gtk,chergert/gtk,Sidnioulz/SandboxGtk,alexlarsson/gtk,jadahl/gtk,jigpu/gtk,Sidnioulz/SandboxGtk,Lyude/gtk-,jadahl/gtk,alexlarsson/gtk,Adamovskiy/gtk,chergert/gtk,jigpu/gtk,ahodesuka/gtk,jessevdk/gtk,Lyude/gtk-,Lyude/gtk-,ahodesuka/gtk,Sidnioulz/SandboxGtk,ahodesuka/gtk,ahodesuka/gtk,grubersjoe/adwaita,Lyude/gtk-,jadahl/gtk,msteinert/gtk,jigpu/gtk,Adamovskiy/gtk,davidgumberg/gtk,jessevdk/gtk,Sidnioulz/SandboxGtk,Lyude/gtk-