Preliminary paint property walk implementation for SPv2

third_party/WebKit/Source/core/paint/test_data/position-and-scroll.html

Index: third_party/WebKit/Source/core/paint/test_data/position-and-scroll.html
diff --git a/third_party/WebKit/Source/core/paint/test_data/position-and-scroll.html b/third_party/WebKit/Source/core/paint/test_data/position-and-scroll.html
new file mode 100644
index 0000000000000000000000000000000000000000..7ad9ad61e4e2e1abcb000f9e7fb77e9d0b54b14f
--- /dev/null
+++ b/third_party/WebKit/Source/core/paint/test_data/position-and-scroll.html
@@ -0,0 +1,39 @@
+<style>
+body {
+    margin: 0;
+}
+
+#scroller {
+    overflow: scroll;
+    width: 400px;
+    height: 300px;
+
+    margin-left: 120;
+    margin-top: 340;
+}
+
+#bloat {
+    height: 10000px;
+}
+
+#rel-pos {
+    position: relative;
+    left: 560px;
+    top: 780px;
+
+    transform: translateZ(0);
+}
+
+#abs-pos {
+    position: absolute;
+    left: 123px;
+    top: 456px;
+
+    transform: translateZ(0);
+}
+</style>
+<div id="scroller">
+    <div id="rel-pos"></div>
+    <div id="abs-pos"></div>
+    <div id="bloat"></div>
+</div>