Merge pull request #15702 from davidflanagan/bug959049

Bug 959049: reduce keyboard row height and font-size in landscape mode(cherry picked from commit cfeb5bf7e7665e4be412d1f774bd46fadeff3c93)

fix lint
Merge pull request #15892 from davidflanagan/bug959049v2

Merge pull request #15702 from davidflanagan/bug959049