Rename/move counter rendering code to layout.

LayoutTests/platform/win/css2.1/t1202-counter-04-b-expected.txt

Index: LayoutTests/platform/win/css2.1/t1202-counter-04-b-expected.txt
diff --git a/LayoutTests/platform/win/css2.1/t1202-counter-04-b-expected.txt b/LayoutTests/platform/win/css2.1/t1202-counter-04-b-expected.txt
index 9c456266906c2243707ed00fcd8dc15550c82c40..a81e42b52a18f7af1db7fc81288eaaef026f09f0 100644
--- a/LayoutTests/platform/win/css2.1/t1202-counter-04-b-expected.txt
+++ b/LayoutTests/platform/win/css2.1/t1202-counter-04-b-expected.txt
@@ -14,73 +14,73 @@ layer at (0,0) size 800x94
       RenderBlock {DIV} at (0,34) size 784x18
         RenderInline {SPAN} at (0,0) size 10x17
           RenderInline {<pseudo:before>} at (0,0) size 10x17
-            RenderCounter at (0,0) size 10x17
+            LayoutCounter at (0,0) size 10x17
               text run at (0,0) width 10: "\x{25A0}"
         RenderText {#text} at (9,0) size 5x17
           text run at (9,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 11x17
           RenderInline {<pseudo:before>} at (0,0) size 11x17
-            RenderCounter at (13,0) size 11x17
+            LayoutCounter at (13,0) size 11x17
               text run at (13,0) width 11: "\x{25A0}"
         RenderText {#text} at (23,0) size 5x17
           text run at (23,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 10x17
           RenderInline {<pseudo:before>} at (0,0) size 10x17
-            RenderCounter at (27,0) size 10x17
+            LayoutCounter at (27,0) size 10x17
               text run at (27,0) width 10: "\x{25A0}"
         RenderText {#text} at (36,0) size 5x17
           text run at (36,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 11x17
           RenderInline {<pseudo:before>} at (0,0) size 11x17
-            RenderCounter at (40,0) size 11x17
+            LayoutCounter at (40,0) size 11x17
               text run at (40,0) width 11: "\x{25A0}"
         RenderText {#text} at (50,0) size 5x17
           text run at (50,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 11x17
           RenderInline {<pseudo:before>} at (0,0) size 11x17
-            RenderCounter at (54,0) size 11x17
+            LayoutCounter at (54,0) size 11x17
               text run at (54,0) width 11: "\x{25A0}"
         RenderText {#text} at (64,0) size 5x17
           text run at (64,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 10x17
           RenderInline {<pseudo:before>} at (0,0) size 10x17
-            RenderCounter at (68,0) size 10x17
+            LayoutCounter at (68,0) size 10x17
               text run at (68,0) width 10: "\x{25A0}"
         RenderText {#text} at (77,0) size 5x17
           text run at (77,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 11x17
           RenderInline {<pseudo:before>} at (0,0) size 11x17
-            RenderCounter at (81,0) size 11x17
+            LayoutCounter at (81,0) size 11x17
               text run at (81,0) width 11: "\x{25A0}"
         RenderText {#text} at (91,0) size 5x17
           text run at (91,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 11x17
           RenderInline {<pseudo:before>} at (0,0) size 11x17
-            RenderCounter at (95,0) size 11x17
+            LayoutCounter at (95,0) size 11x17
               text run at (95,0) width 11: "\x{25A0}"
         RenderText {#text} at (105,0) size 5x17
           text run at (105,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 10x17
           RenderInline {<pseudo:before>} at (0,0) size 10x17
-            RenderCounter at (109,0) size 10x17
+            LayoutCounter at (109,0) size 10x17
               text run at (109,0) width 10: "\x{25A0}"
         RenderText {#text} at (118,0) size 5x17
           text run at (118,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 11x17
           RenderInline {<pseudo:before>} at (0,0) size 11x17
-            RenderCounter at (122,0) size 11x17
+            LayoutCounter at (122,0) size 11x17
               text run at (122,0) width 11: "\x{25A0}"
         RenderText {#text} at (132,0) size 5x17
           text run at (132,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 11x17
           RenderInline {<pseudo:before>} at (0,0) size 11x17
-            RenderCounter at (136,0) size 11x17
+            LayoutCounter at (136,0) size 11x17
               text run at (136,0) width 11: "\x{25A0}"
         RenderText {#text} at (146,0) size 5x17
           text run at (146,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 10x17
           RenderInline {<pseudo:before>} at (0,0) size 10x17
-            RenderCounter at (150,0) size 10x17
+            LayoutCounter at (150,0) size 10x17
               text run at (150,0) width 10: "\x{25A0}"
         RenderText {#text} at (0,0) size 0x0
       RenderBlock {DIV} at (0,52) size 784x18