Migrate svg layout tests to use slimming paint by default

LayoutTests/virtual/slimmingpaint/svg/repaint/image-with-clip-path-expected.txt

Index: LayoutTests/virtual/slimmingpaint/svg/repaint/image-with-clip-path-expected.txt
diff --git a/LayoutTests/virtual/slimmingpaint/svg/repaint/image-with-clip-path-expected.txt b/LayoutTests/virtual/slimmingpaint/svg/repaint/image-with-clip-path-expected.txt
deleted file mode 100644
index 84e7df8730f6e83f16026933ea29e3e2562eefec..0000000000000000000000000000000000000000
--- a/LayoutTests/virtual/slimmingpaint/svg/repaint/image-with-clip-path-expected.txt
+++ /dev/null
@@ -1,41 +0,0 @@
-{
-  "bounds": [800, 600],
-  "children": [
-    {
-      "bounds": [800, 600],
-      "contentsOpaque": true,
-      "drawsContent": true,
-      "repaintRects": [
-        [175, 25, 50, 50],
-        [175, 25, 50, 50],
-        [175, 25, 50, 50],
-        [20, 20, 60, 60],
-        [20, 20, 60, 60],
-        [20, 20, 60, 60],
-        [20, 20, 60, 60],
-        [0, 75, 236, 5],
-        [0, 10, 236, 70],
-        [0, 0, 100, 100],
-        [0, 0, 100, 100],
-        [0, 0, 10, 10],
-        [0, 0, 10, 10],
-        [0, 0, 10, 10]
-      ],
-      "paintInvalidationClients": [
-        "LayoutSVGRoot svg",
-        "LayoutSVGContainer g id='g'",
-        "LayoutSVGHiddenContainer defs",
-        "LayoutSVGResourceClipper clipPath id='p'",
-        "LayoutSVGRect rect id='r'",
-        "LayoutSVGImage image",
-        "LayoutSVGRoot svg",
-        "LayoutSVGContainer g id='g'",
-        "LayoutSVGHiddenContainer defs",
-        "LayoutSVGResourceClipper clipPath id='p'",
-        "LayoutSVGRect rect id='r'",
-        "LayoutSVGImage image"
-      ]
-    }
-  ]
-}
-