Top-level presubmit script for Skia trunk that checks https://skia-tree-status.appspot.com/banner-status?format=json before a CL is committed.
Top-level presubmit script for Skia trunk that checks https://skia-tree-status.appspot.com/banner-status?format=json before a CL is committed.

gcl and git-cl will check for and run the presubmit script before you upload and/or commit your changes.
Review URL: https://codereview.appspot.com/7138046

git-svn-id: e8541e15acce502a64c929015570ad1648e548cd@7242 2bbb7eff-a529-9590-31e7-b0007b416f81

MatChung/color-emoji.skia,Hankuo/color-emoji.skia,hbwhlklive/color-emoji.skia,hbwhlklive/color-emoji.skia,MatChung/color-emoji.skia,Hankuo/color-emoji.skia,MatChung/color-emoji.skia,MatChung/color-emoji.skia,Frankie-666/color-emoji.skia,Hankuo/color-emoji.skia,hbwhlklive/color-emoji.skia,Hankuo/color-emoji.skia,MatChung/color-emoji.skia,Frankie-666/color-emoji.skia,Frankie-666/color-emoji.skia,hbwhlklive/color-emoji.skia,Frankie-666/color-emoji.skia,Hankuo/color-emoji.skia,hbwhlklive/color-emoji.skia,Hankuo/color-emoji.skia,MatChung/color-emoji.skia,Frankie-666/color-emoji.skia,hbwhlklive/color-emoji.skia,Frankie-666/color-emoji.skia