Unprefix flexbox tests.

LayoutTests/css3/flexbox/percentage-sizes-quirks.html

Index: LayoutTests/css3/flexbox/percentage-sizes-quirks.html
diff --git a/LayoutTests/css3/flexbox/percentage-sizes-quirks.html b/LayoutTests/css3/flexbox/percentage-sizes-quirks.html
index fd205682e0133f862226254d564ea7f9e5d01df2..ed581f1ecabe8a761dd4f83338ab9cef7a1d01dd 100644
--- a/LayoutTests/css3/flexbox/percentage-sizes-quirks.html
+++ b/LayoutTests/css3/flexbox/percentage-sizes-quirks.html
@@ -1,6 +1,6 @@
 <style>
 .flexbox {
-    display: -webkit-flex;
+    display: flex;
 }
 .column {
     height: 50px;
@@ -13,10 +13,10 @@
 }
 .row > div > div {
     height: 20px;
-    -webkit-flex: 0 0 auto;
+    flex: 0 0 auto;
 }
 .column > .flexbox {
-    -webkit-flex-direction: column;
+    flex-direction: column;
 }
 .container > div > :nth-child(1) {
     background-color: orange;
@@ -56,13 +56,13 @@
 
 <div class="container row">
     <div class="flexbox">
-        <div style="-webkit-flex: 0 0 50%" data-expected-width=25></div>
+        <div style="flex: 0 0 50%" data-expected-width=25></div>
     </div>
 </div>
 
 <div class="container column">
     <div class="flexbox">
-        <div style="-webkit-flex: 0 0 50%" data-expected-height=0></div>
+        <div style="flex: 0 0 50%" data-expected-height=0></div>
     </div>
 </div>