Enable slimming paint for fast/repaint

LayoutTests/platform/win/virtual/slimmingpaint/fast/repaint/bugzilla-5699-expected.txt

Index: LayoutTests/platform/win/virtual/slimmingpaint/fast/repaint/bugzilla-5699-expected.txt
diff --git a/LayoutTests/platform/win/virtual/slimmingpaint/fast/repaint/bugzilla-5699-expected.txt b/LayoutTests/platform/win/virtual/slimmingpaint/fast/repaint/bugzilla-5699-expected.txt
deleted file mode 100644
index bde03c0334b5b8a25027dca3774f8d7d950fd358..0000000000000000000000000000000000000000
--- a/LayoutTests/platform/win/virtual/slimmingpaint/fast/repaint/bugzilla-5699-expected.txt
+++ /dev/null
@@ -1,39 +0,0 @@
-{
-  "bounds": [800, 600],
-  "children": [
-    {
-      "bounds": [800, 600],
-      "contentsOpaque": true,
-      "drawsContent": true,
-      "repaintRects": [
-        [43, 178, 1, 17],
-        [43, 148, 1, 17],
-        [8, 178, 36, 17],
-        [8, 166, 784, 30],
-        [8, 148, 36, 17],
-        [8, 145, 4, 17],
-        [8, 145, 4, 17],
-        [8, 130, 784, 65],
-        [8, 130, 4, 17]
-      ],
-      "paintInvalidationClients": [
-        "InlineTextBox ''",
-        "InlineTextBox '\n'",
-        "RootInlineBox",
-        "LayoutBlockFlow P",
-        "LayoutBlockFlow P",
-        "LayoutInline SPAN id='d'",
-        "InlineFlowBox",
-        "LayoutText #text",
-        "InlineTextBox '\u00A0'",
-        "LayoutBR BR",
-        "InlineTextBox '\n'",
-        "LayoutText #text",
-        "InlineTextBox 'Hello'",
-        "LayoutBR BR",
-        "InlineTextBox '\n'"
-      ]
-    }
-  ]
-}
-