Correct display error for `flutter analyze` timing
Correct display error for `flutter analyze` timing

Fixes #1213.
aghassemi/flutter,tvolkert/flutter,turnidge/flutter,tvolkert/flutter,aghassemi/flutter,cbracken/flutter,flutter/flutter,flutter/flutter,aghassemi/flutter,flutter/flutter,turnidge/flutter,flutter/flutter,tvolkert/flutter,aghassemi/flutter,flutter/flutter,cbracken/flutter,Hixie/flutter,flutter/flutter,flutter/flutter,tvolkert/flutter,Hixie/flutter,tvolkert/flutter,tvolkert/flutter,tvolkert/flutter,tvolkert/flutter,Hixie/flutter,flutter/flutter,Hixie/flutter,flutter/flutter,cbracken/flutter,turnidge/flutter,cbracken/flutter,tvolkert/flutter,Hixie/flutter,turnidge/flutter,Hixie/flutter,turnidge/flutter,cbracken/flutter,tvolkert/flutter,cbracken/flutter,Hixie/flutter,Hixie/flutter,Hixie/flutter,cbracken/flutter,Hixie/flutter,flutter/flutter,cbracken/flutter,cbracken/flutter,cbracken/flutter