[css-grid] Fix static position for positioned grid items

third_party/WebKit/LayoutTests/fast/css-grid-layout/absolute-positioning-grid-container-containing-block.html

Index: third_party/WebKit/LayoutTests/fast/css-grid-layout/absolute-positioning-grid-container-containing-block.html
diff --git a/third_party/WebKit/LayoutTests/fast/css-grid-layout/absolute-positioning-grid-container-containing-block.html b/third_party/WebKit/LayoutTests/fast/css-grid-layout/absolute-positioning-grid-container-containing-block.html
index 4c2cd2c120a7dfe997bf470f6cf6bcfe3bb17d71..540a4c330706d0b59129655b8cecb1c4c9a75f2a 100644
--- a/third_party/WebKit/LayoutTests/fast/css-grid-layout/absolute-positioning-grid-container-containing-block.html
+++ b/third_party/WebKit/LayoutTests/fast/css-grid-layout/absolute-positioning-grid-container-containing-block.html
@@ -116,7 +116,7 @@
 
 <div class="grid">
     <div class="sizedToGridArea absolute autoRowAutoColumn"
-        data-offset-x="15" data-offset-y="15" data-expected-width="530" data-expected-height="530">
+        data-offset-x="0" data-offset-y="0" data-expected-width="530" data-expected-height="530">
     </div>
     <div class="sizedToGridArea absolute firstRowFirstColumn"
         data-offset-x="15" data-offset-y="15" data-expected-width="515" data-expected-height="515">
@@ -140,22 +140,22 @@
 
 <div class="grid">
     <div class="sizedToGridArea absolute endThirdRowEndThirdColumnSpanning2Rows"
-        data-offset-x="15" data-offset-y="65" data-expected-width="315" data-expected-height="250">
+        data-offset-x="0" data-offset-y="65" data-expected-width="315" data-expected-height="250">
     </div>
     <div class="sizedToGridArea absolute endThirdRowEndThirdColumnSpanning2Rows2Columns"
         data-offset-x="65" data-offset-y="65" data-expected-width="250" data-expected-height="250">
     </div>
     <div class="sizedToGridArea absolute endSecondRowEndSecondColumn"
-        data-offset-x="15" data-offset-y="15" data-expected-width="165" data-expected-height="165">
+        data-offset-x="0" data-offset-y="0" data-expected-width="165" data-expected-height="165">
     </div>
     <div class="sizedToGridArea absolute endSecondRowEndFirstColumn"
-        data-offset-x="15" data-offset-y="15" data-expected-width="65" data-expected-height="165">
+        data-offset-x="0" data-offset-y="0" data-expected-width="65" data-expected-height="165">
     </div>
     <div class="sizedToGridArea absolute endFirstRowEndSecondColumn"
-        data-offset-x="15" data-offset-y="15" data-expected-width="165" data-expected-height="65">
+        data-offset-x="0" data-offset-y="0" data-expected-width="165" data-expected-height="65">
     </div>
     <div class="sizedToGridArea absolute endFirstRowEndFirstColumn"
-        data-offset-x="15" data-offset-y="15" data-expected-width="65" data-expected-height="65">
+        data-offset-x="0" data-offset-y="0" data-expected-width="65" data-expected-height="65">
     </div>
 </div>
 
@@ -232,7 +232,7 @@
 
 <div class="grid directionRTL">
     <div class="sizedToGridArea absolute autoRowAutoColumn"
-        data-offset-x="-15" data-offset-y="15" data-expected-width="530" data-expected-height="530">
+        data-offset-x="0" data-offset-y="0" data-expected-width="530" data-expected-height="530">
     </div>
     <div class="sizedToGridArea absolute firstRowFirstColumn"
         data-offset-x="0" data-offset-y="15" data-expected-width="515" data-expected-height="515">
@@ -256,22 +256,22 @@
 
 <div class="grid directionRTL">
     <div class="sizedToGridArea absolute endThirdRowEndThirdColumnSpanning2Rows"
-        data-offset-x="200" data-offset-y="65" data-expected-width="315" data-expected-height="250">
+        data-offset-x="215" data-offset-y="65" data-expected-width="315" data-expected-height="250">
     </div>
     <div class="sizedToGridArea absolute endThirdRowEndThirdColumnSpanning2Rows2Columns"
         data-offset-x="215" data-offset-y="65" data-expected-width="250" data-expected-height="250">
     </div>
     <div class="sizedToGridArea absolute endSecondRowEndSecondColumn"
-        data-offset-x="350" data-offset-y="15" data-expected-width="165" data-expected-height="165">
+        data-offset-x="365" data-offset-y="0" data-expected-width="165" data-expected-height="165">
     </div>
     <div class="sizedToGridArea absolute endSecondRowEndFirstColumn"
-        data-offset-x="450" data-offset-y="15" data-expected-width="65" data-expected-height="165">
+        data-offset-x="465" data-offset-y="0" data-expected-width="65" data-expected-height="165">
     </div>
     <div class="sizedToGridArea absolute endFirstRowEndSecondColumn"
-        data-offset-x="350" data-offset-y="15" data-expected-width="165" data-expected-height="65">
+        data-offset-x="365" data-offset-y="0" data-expected-width="165" data-expected-height="65">
     </div>
     <div class="sizedToGridArea absolute endFirstRowEndFirstColumn"
-        data-offset-x="450" data-offset-y="15" data-expected-width="65" data-expected-height="65">
+        data-offset-x="465" data-offset-y="0" data-expected-width="65" data-expected-height="65">
     </div>
 </div>