| Index: third_party/WebKit/LayoutTests/fast/css-grid-layout/resources/grid.css | 
| diff --git a/third_party/WebKit/LayoutTests/fast/css-grid-layout/resources/grid.css b/third_party/WebKit/LayoutTests/fast/css-grid-layout/resources/grid.css | 
| index ba4a1863b4160d47077af35ab2661249f2b80cb6..64d56987947959b463834001c04f6ba2f6f58501 100644 | 
| --- a/third_party/WebKit/LayoutTests/fast/css-grid-layout/resources/grid.css | 
| +++ b/third_party/WebKit/LayoutTests/fast/css-grid-layout/resources/grid.css | 
| @@ -75,6 +75,30 @@ | 
| grid-row: 3; | 
| } | 
|  | 
| +.firstRowThirdColumn { | 
| +    background-color: magenta; | 
| +    grid-column: 3; | 
| +    grid-row: 1; | 
| +} | 
| + | 
| +.secondRowThirdColumn { | 
| +    background-color: navy; | 
| +    grid-column: 3; | 
| +    grid-row: 2; | 
| +} | 
| + | 
| +.firstRowFourthColumn { | 
| +    background-color: green; | 
| +    grid-column: 4; | 
| +    grid-row: 1; | 
| +} | 
| + | 
| +.secondRowFourthColumn { | 
| +    background-color: pink; | 
| +    grid-column: 4; | 
| +    grid-row: 2; | 
| +} | 
| + | 
| .firstAutoRowSecondAutoColumn { | 
| grid-row: 1 / auto; | 
| grid-column: 2 / auto; | 
|  |