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

LayoutTests/fast/css-grid-layout/grid-item-removal-auto-placement-update.html

Index: LayoutTests/fast/css-grid-layout/grid-item-removal-auto-placement-update.html
diff --git a/LayoutTests/fast/css-grid-layout/grid-item-removal-auto-placement-update.html b/LayoutTests/fast/css-grid-layout/grid-item-removal-auto-placement-update.html
index 4effae84212398f46953d7b639386d0518e3e57e..813af913a1bad93f73caa8e87591ed71a7036e92 100644
--- a/LayoutTests/fast/css-grid-layout/grid-item-removal-auto-placement-update.html
+++ b/LayoutTests/fast/css-grid-layout/grid-item-removal-auto-placement-update.html
@@ -27,16 +27,16 @@ function testRemovals()
 {
     var testOutput = document.getElementById("test-output");
     checkLayout("#autoFlowColumnElement", testOutput);
-    testRemoval("gridAutoFlowColumn", "autoFlowColumnElement", { 'width': '100', 'height': '100' });
-    testRemoval("gridAutoFlowColumn", "autoFlowColumnElement", { 'width': '100', 'height': '50' });
-    testRemoval("gridAutoFlowColumn", "autoFlowColumnElement", { 'width': '50', 'height': '100' });
-    testRemoval("gridAutoFlowColumn", "autoFlowColumnElement", { 'width': '50', 'height': '50' });
+    testRemoval("gridAutoFlowColumnDense", "autoFlowColumnElement", { 'width': '100', 'height': '100' });
+    testRemoval("gridAutoFlowColumnDense", "autoFlowColumnElement", { 'width': '100', 'height': '50' });
+    testRemoval("gridAutoFlowColumnDense", "autoFlowColumnElement", { 'width': '50', 'height': '100' });
+    testRemoval("gridAutoFlowColumnDense", "autoFlowColumnElement", { 'width': '50', 'height': '50' });
 
     checkLayout("#autoFlowRowElement", testOutput);
-    testRemoval("gridAutoFlowRow", "autoFlowRowElement", { 'width': '100', 'height': '100' });
-    testRemoval("gridAutoFlowRow", "autoFlowRowElement", { 'width': '100', 'height': '50' });
-    testRemoval("gridAutoFlowRow", "autoFlowRowElement", { 'width': '50', 'height': '50' });
-    testRemoval("gridAutoFlowRow", "autoFlowRowElement", { 'width': '50', 'height': '50' });
+    testRemoval("gridAutoFlowRowDense", "autoFlowRowElement", { 'width': '100', 'height': '100' });
+    testRemoval("gridAutoFlowRowDense", "autoFlowRowElement", { 'width': '100', 'height': '50' });
+    testRemoval("gridAutoFlowRowDense", "autoFlowRowElement", { 'width': '50', 'height': '50' });
+    testRemoval("gridAutoFlowRowDense", "autoFlowRowElement", { 'width': '50', 'height': '50' });
 
     checkLayout("#gridAutoFlowColumnWithAutoItems", testOutput);
     testRemoval("gridAutoFlowColumnWithAutoItems", "autoFlowRowElementWithAutoItems", { 'width': '100', 'height': '100' });
@@ -57,7 +57,7 @@ window.addEventListener("load", testRemovals, false);
 <p>This test checks that the tracks' auto positions are recomputed after removing a grid item.</p>
 
 <div class="unconstrainedContainer">
-    <div class="grid gridAutoFlowColumn" id="gridAutoFlowColumn">
+    <div class="grid gridAutoFlowColumnDense" id="gridAutoFlowColumnDense">
         <div class="sizedToGridArea secondRowSecondColumn">XXXXX XXXXX XXXXX</div>
         <div class="sizedToGridArea firstRowSecondColumn">XXXXX XXXXX XXXXX</div>
         <div class="sizedToGridArea secondRowFirstColumn">XXXXX XXXXX XXXXX</div>
@@ -67,7 +67,7 @@ window.addEventListener("load", testRemovals, false);
 </div>
 
 <div class="unconstrainedContainer">
-    <div class="grid gridAutoFlowRow" id="gridAutoFlowRow">
+    <div class="grid gridAutoFlowRowDense" id="gridAutoFlowRowDense">
         <div class="sizedToGridArea secondRowSecondColumn">XXXXX XXXXX XXXXX</div>
         <div class="sizedToGridArea firstRowSecondColumn">XXXXX XXXXX XXXXX</div>
         <div class="sizedToGridArea firstRowFirstColumn">XXXXX XXXXX XXXXX</div>