Wrong caption vertical align in button on android device (nexus 5)

Wrong caption vertical align in button on android device (nexus 5)

Please see right button in header navbar (screenshot). Vertical align
Device
Nexus 5 
Android version 4.4.4
Chrome 35.0.1916.141

Test page:






All ok on Windows 7 32bit Chrome Version 35.0.1916.153 
Looks like only android problems