18740 Roll Skia from a5ced794731b to 1adcac52d64b (6 revisions) (cla: yes, waiting for tree to go green)

18741 Mark conditional SkParagraph include nogncheck. (cla: yes, waiting for tree to go green)

18743 [web] Remove connection close on blur for desktop browsers (cla: yes)

18746 sadly missed an asterisk (cla: yes)

18747 Roll Dart SDK from 3d53df52afb5 to 54adfeb93f0b (14 revisions) (cla: yes, waiting for tree to go green)

18752 started polling the gpu usage (cla: yes, platform-ios)