Adjust visual overflow rect for rounded/shifted ascent/descent

third_party/WebKit/LayoutTests/platform/mac/paint/invalidation/multicol-with-abspos-expected.txt

Index: third_party/WebKit/LayoutTests/platform/mac/paint/invalidation/multicol-with-abspos-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/mac/paint/invalidation/multicol-with-abspos-expected.txt b/third_party/WebKit/LayoutTests/platform/mac/paint/invalidation/multicol-with-abspos-expected.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4a4a95139c6621c8cabc1c141bf1a1e54ca2966b
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/platform/mac/paint/invalidation/multicol-with-abspos-expected.txt
@@ -0,0 +1,41 @@
+{
+  "layers": [
+    {
+      "name": "LayoutView #document",
+      "bounds": [800, 600],
+      "contentsOpaque": true,
+      "drawsContent": true,
+      "paintInvalidations": [
+        {
+          "object": "LayoutText #text",
+          "rect": [0, 579, 80, 22],
+          "reason": "style change"
+        },
+        {
+          "object": "LayoutBlockFlow (positioned) DIV id='target'",
+          "rect": [0, 580, 80, 20],
+          "reason": "style change"
+        }
+      ]
+    }
+  ],
+  "objectPaintInvalidations": [
+    {
+      "object": "LayoutBlockFlow (positioned) DIV id='target'",
+      "reason": "style change"
+    },
+    {
+      "object": "RootInlineBox",
+      "reason": "style change"
+    },
+    {
+      "object": "LayoutText #text",
+      "reason": "style change"
+    },
+    {
+      "object": "InlineTextBox 'PASS'",
+      "reason": "style change"
+    }
+  ]
+}
+