Migrate svg layout tests to use slimming paint by default

LayoutTests/platform/mac/virtual/slimmingpaint/svg/repaint/inner-svg-change-viewPort-relative-expected.txt

Index: LayoutTests/platform/mac/virtual/slimmingpaint/svg/repaint/inner-svg-change-viewPort-relative-expected.txt
diff --git a/LayoutTests/platform/mac/virtual/slimmingpaint/svg/repaint/inner-svg-change-viewPort-relative-expected.txt b/LayoutTests/platform/mac/virtual/slimmingpaint/svg/repaint/inner-svg-change-viewPort-relative-expected.txt
deleted file mode 100644
index aee503d8839b9ac51ed0ec0db93522de651c4fea..0000000000000000000000000000000000000000
--- a/LayoutTests/platform/mac/virtual/slimmingpaint/svg/repaint/inner-svg-change-viewPort-relative-expected.txt
+++ /dev/null
@@ -1,41 +0,0 @@
-{
-  "bounds": [800, 600],
-  "children": [
-    {
-      "bounds": [800, 600],
-      "contentsOpaque": true,
-      "drawsContent": true,
-      "repaintRects": [
-        [180, 120, 20, 20],
-        [180, 120, 20, 20],
-        [180, 60, 20, 20],
-        [100, 0, 100, 200],
-        [89, 86, 111, 18],
-        [89, 86, 111, 18],
-        [80, 120, 20, 20],
-        [80, 120, 20, 20],
-        [80, 60, 20, 20],
-        [0, 86, 100, 18],
-        [0, 86, 100, 18],
-        [0, 0, 200, 200],
-        [0, 0, 200, 200],
-        [0, 0, 100, 200],
-        [0, 0, 100, 200]
-      ],
-      "paintInvalidationClients": [
-        "RootInlineBox",
-        "InlineTextBox 'right-aligned text'",
-        "LayoutSVGRoot svg",
-        "LayoutSVGViewportContainer svg id='inner'",
-        "LayoutSVGRect rect",
-        "LayoutSVGRect rect",
-        "LayoutSVGText text",
-        "LayoutSVGInlineText #text",
-        "InlineTextBox 'right-aligned text'",
-        "LayoutSVGContainer use",
-        "LayoutSVGPath polygon id='triangle'"
-      ]
-    }
-  ]
-}
-