[CSS Grid Layout] Rename gridAutoFlow[Row|Column] to gridAutoFlow[Row|Column]Sparse

LayoutTests/fast/css-grid-layout/grid-auto-flow-sparse.html

Index: LayoutTests/fast/css-grid-layout/grid-auto-flow-sparse.html
diff --git a/LayoutTests/fast/css-grid-layout/grid-auto-flow-sparse.html b/LayoutTests/fast/css-grid-layout/grid-auto-flow-sparse.html
index 907b3ce71b07cec3375764edd22ac67e83a07c5d..027520a509d12128de11ba9f8a30cb2b4b2d1b90 100644
--- a/LayoutTests/fast/css-grid-layout/grid-auto-flow-sparse.html
+++ b/LayoutTests/fast/css-grid-layout/grid-auto-flow-sparse.html
@@ -62,7 +62,7 @@
 </div>
 
 <div class="unconstrainedContainer">
-    <div class="grid gridAutoFlowColumn">
+    <div class="grid gridAutoFlowColumnSparse">
         <div class="sizedToGridArea secondRowFirstColumn" data-offset-x="0" data-offset-y="50" data-expected-width="50" data-expected-height="100"></div>
         <div class="sizedToGridArea autoRowSpanning2AutoColumn" data-offset-x="0" data-offset-y="150" data-expected-width="50" data-expected-height="350"></div>
         <div class="sizedToGridArea autoRowAutoColumn" data-offset-x="50" data-offset-y="0" data-expected-width="100" data-expected-height="50"></div>
@@ -73,7 +73,7 @@
 </div>
 
 <div class="unconstrainedContainer">
-    <div class="grid gridAutoFlowColumn">
+    <div class="grid gridAutoFlowColumnSparse">
         <div class="sizedToGridArea secondRowAutoColumn" data-offset-x="0" data-offset-y="50" data-expected-width="50" data-expected-height="100"></div>
         <div class="sizedToGridArea autoRowSpanning2AutoColumn" data-offset-x="0" data-offset-y="150" data-expected-width="50" data-expected-height="350"></div>
         <div class="sizedToGridArea firstRowAutoColumn" data-offset-x="50" data-offset-y="0" data-expected-width="100" data-expected-height="50"></div>
@@ -86,7 +86,7 @@
 </div>
 
 <div class="unconstrainedContainer">
-    <div class="grid gridAutoFlowColumn">
+    <div class="grid gridAutoFlowColumnSparse">
         <div class="sizedToGridArea autoRowFirstColumn" data-offset-x="0" data-offset-y="0" data-expected-width="50" data-expected-height="50"></div>
         <div class="sizedToGridArea autoRowSecondColumn" data-offset-x="50" data-offset-y="0" data-expected-width="100" data-expected-height="50"></div>
         <div class="sizedToGridArea secondRowAutoColumn" data-offset-x="0" data-offset-y="50" data-expected-width="50" data-expected-height="100"></div>
@@ -96,7 +96,7 @@
 </div>
 
 <div class="unconstrainedContainer">
-    <div class="grid gridAutoFlowColumn">
+    <div class="grid gridAutoFlowColumnSparse">
         <div class="sizedToGridArea firstRowAutoColumn" data-offset-x="150" data-offset-y="0" data-expected-width="150" data-expected-height="50"></div>
         <div class="sizedToGridArea secondRowFirstColumn" data-offset-x="0" data-offset-y="50" data-expected-width="50" data-expected-height="100"></div>
         <div class="sizedToGridArea autoRowSecondColumn" data-offset-x="50" data-offset-y="0" data-expected-width="100" data-expected-height="50"></div>