Instead of assert crashing when the size is less than 1 glyph's width, just don't draw the word.
Instead of assert crashing when the size is less than 1 glyph's width, just don't draw the word.

PiperOrigin-RevId: 154734634
Change-Id: I4d5746c688d7659212d9b7b9ef2846a31a406338

google/flatui,google/flatui,google/flatui,google/flatui