Move the anonymous decoration to decoratedName.

LayoutTests/platform/mac/fast/forms/plaintext-mode-2-expected.txt

Index: LayoutTests/platform/mac/fast/forms/plaintext-mode-2-expected.txt
diff --git a/LayoutTests/platform/mac/fast/forms/plaintext-mode-2-expected.txt b/LayoutTests/platform/mac/fast/forms/plaintext-mode-2-expected.txt
index 3b0c519c367eed02b1d1c95f6d37ede29900e84e..4ac44790602c2eca9148f8c8c2621d67c655635b 100644
--- a/LayoutTests/platform/mac/fast/forms/plaintext-mode-2-expected.txt
+++ b/LayoutTests/platform/mac/fast/forms/plaintext-mode-2-expected.txt
@@ -27,11 +27,11 @@ layer at (0,0) size 800x600
           text run at (371,0) width 203: "All richness should be stripped."
       LayoutBlockFlow {OL} at (0,53) size 784x36
         LayoutListItem {LI} at (40,0) size 744x18
-          LayoutListMarker at (-20,0) size 16x18: "1"
+          LayoutListMarker (anonymous) at (-20,0) size 16x18: "1"
           LayoutText {#text} at (0,0) size 332x18
             text run at (0,0) width 332: "Success: document.execCommand(\"Copy\") == true"
         LayoutListItem {LI} at (40,18) size 744x18
-          LayoutListMarker at (-20,0) size 16x18: "2"
+          LayoutListMarker (anonymous) at (-20,0) size 16x18: "2"
           LayoutText {#text} at (0,0) size 331x18
             text run at (0,0) width 331: "Success: document.execCommand(\"Paste\") == true"
 layer at (11,11) size 594x13