Summary:
This diff extends the measurement of Text components in order to support empty strings.
This is required for parity with Paper.
I created a follow up task to analyze support of empty string as part of the Text infrastructure of Fabric in the future.
changelog: [Internal]
Reviewed By: sammy-SC
Differential Revision: D21761171
fbshipit-source-id: d2aa074052b09732af5d35723f19014090fcabbf