[css-grid] Implementation of Baseline Self-Alignment

third_party/WebKit/LayoutTests/fast/css-grid-layout/resources/grid-alignment.css

Index: third_party/WebKit/LayoutTests/fast/css-grid-layout/resources/grid-alignment.css
diff --git a/third_party/WebKit/LayoutTests/fast/css-grid-layout/resources/grid-alignment.css b/third_party/WebKit/LayoutTests/fast/css-grid-layout/resources/grid-alignment.css
index b9e561573fffac4cf07afd3de06c7f58635be9c6..f64a9ec24ebebbc182f4d8272755eac018efb6c3 100644
--- a/third_party/WebKit/LayoutTests/fast/css-grid-layout/resources/grid-alignment.css
+++ b/third_party/WebKit/LayoutTests/fast/css-grid-layout/resources/grid-alignment.css
@@ -26,6 +26,7 @@
 .alignItemsStart { align-items: start; }
 .alignItemsCenter { align-items: center; }
 .alignItemsEnd { align-items: end; }
+.alignItemsBaseline { align-items: baseline; }
 
 .alignItemsCenterSafe { align-items: center safe; }
 .alignItemsCenterUnsafe { align-items: center unsafe; }
@@ -65,6 +66,8 @@
 .justifySelfCenterSafe { justify-self: center safe; }
 .justifySelfCenterUnsafe { justify-self: center unsafe; }
 
+.justifySelfBaseline { justify-self: baseline; }
+
 /* justify-items */
 .justifyItemsAuto { justify-items: auto; }
 .justifyItemsStretch { justify-items: stretch; }
@@ -77,6 +80,8 @@
 .justifyItemsEndSafe { justify-items: end safe; }
 .justifyItemsEndUnsafe { justify-items: end unsafe; }
 
+.justifyItemsBaseline { justify-items: baseline; }
+
 /* justify-content */
 .justifyContentBaseline { justify-content: baseline; }
 .justifyContentLastBaseline { justify-content: last-baseline; }
@@ -137,6 +142,10 @@
     align-items: self-end;
     justify-items: self-end;
 }
+.itemsBaseline {
+    align-items: baseline;
+    justify-items: baseline;
+}
 
 /* Both align-self and justify-self */
 .selfStretch {