Cleanup after enabling all slimming paint for all layout tests

LayoutTests/platform/android/virtual/slimmingpaint/compositing/layers-inside-overflow-scroll-expected.txt

Index: LayoutTests/platform/android/virtual/slimmingpaint/compositing/layers-inside-overflow-scroll-expected.txt
diff --git a/LayoutTests/platform/android/virtual/slimmingpaint/compositing/layers-inside-overflow-scroll-expected.txt b/LayoutTests/platform/android/virtual/slimmingpaint/compositing/layers-inside-overflow-scroll-expected.txt
deleted file mode 100644
index 5a25d78cc5fc823e07442b25ac6e211052b78631..0000000000000000000000000000000000000000
--- a/LayoutTests/platform/android/virtual/slimmingpaint/compositing/layers-inside-overflow-scroll-expected.txt
+++ /dev/null
@@ -1,22 +0,0 @@
-layer at (0,0) size 800x600
-  LayoutView at (0,0) size 800x600
-layer at (0,0) size 800x431
-  LayoutBlockFlow {HTML} at (0,0) size 800x431
-    LayoutBlockFlow {BODY} at (8,16) size 784x405
-      LayoutBlockFlow {P} at (0,0) size 784x20
-        LayoutText {#text} at (0,0) size 412x19
-          text run at (0,0) width 412: "The red box in the overflow:scroll div should be scrolled out of view."
-      LayoutBlockFlow {DIV} at (10,36) size 302x207 [border: (1px solid #000000)]
-        LayoutText {#text} at (0,0) size 0x0
-layer at (19,53) size 300x200
-  LayoutVideo {VIDEO} at (1,1) size 300x200
-layer at (18,269) size 302x152 clip at (19,270) size 285x150 scrollY 100.00 scrollHeight 500
-  LayoutBlockFlow {DIV} at (10,253) size 302x152 [border: (1px solid #000000)]
-    LayoutBlockFlow {DIV} at (1,1) size 285x500
-layer at (19,53) size 300x200
-  LayoutFlexibleBox {DIV} at (0,0) size 300x200
-    LayoutBlockFlow {DIV} at (0,165) size 300x35
-layer at (19,53) size 300x165
-  LayoutFlexibleBox {DIV} at (0,0) size 300x165
-layer at (19,170) size 100x100 backgroundClip at (19,270) size 285x150 clip at (19,270) size 285x150 outlineClip at (19,270) size 285x150
-  LayoutBlockFlow {DIV} at (0,0) size 100x100 [bgcolor=#FF0000]