Rename/move counter rendering code to layout.

LayoutTests/platform/mac/css2.1/t1202-counter-15-b-expected.txt

Index: LayoutTests/platform/mac/css2.1/t1202-counter-15-b-expected.txt
diff --git a/LayoutTests/platform/mac/css2.1/t1202-counter-15-b-expected.txt b/LayoutTests/platform/mac/css2.1/t1202-counter-15-b-expected.txt
index dcdf3c0ef8d465be07b5d51a1ac0a83a815af7e6..2d4890fd9ded3b9cfb7db975339eea305df6dd59 100644
--- a/LayoutTests/platform/mac/css2.1/t1202-counter-15-b-expected.txt
+++ b/LayoutTests/platform/mac/css2.1/t1202-counter-15-b-expected.txt
@@ -9,73 +9,73 @@ layer at (0,0) size 800x88
       RenderBlock {DIV} at (0,32) size 784x16
         RenderInline {SPAN} at (0,0) size 10x16
           RenderInline {<pseudo:before>} at (0,0) size 10x16
-            RenderCounter at (0,0) size 10x16
+            LayoutCounter at (0,0) size 10x16
               text run at (0,0) width 10: "\x{3B1}"
         RenderText {#text} at (9,0) size 5x16
           text run at (9,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 10x16
           RenderInline {<pseudo:before>} at (0,0) size 10x16
-            RenderCounter at (13,0) size 10x16
+            LayoutCounter at (13,0) size 10x16
               text run at (13,0) width 10: "\x{3B2}"
         RenderText {#text} at (22,0) size 5x16
           text run at (22,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 9x16
           RenderInline {<pseudo:before>} at (0,0) size 9x16
-            RenderCounter at (26,0) size 9x16
+            LayoutCounter at (26,0) size 9x16
               text run at (26,0) width 9: "\x{3B3}"
         RenderText {#text} at (34,0) size 5x16
           text run at (34,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 10x16
           RenderInline {<pseudo:before>} at (0,0) size 10x16
-            RenderCounter at (38,0) size 10x16
+            LayoutCounter at (38,0) size 10x16
               text run at (38,0) width 10: "\x{3B4}"
         RenderText {#text} at (47,0) size 5x16
           text run at (47,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 8x16
           RenderInline {<pseudo:before>} at (0,0) size 8x16
-            RenderCounter at (51,0) size 8x16
+            LayoutCounter at (51,0) size 8x16
               text run at (51,0) width 8: "\x{3B5}"
         RenderText {#text} at (58,0) size 5x16
           text run at (58,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 9x16
           RenderInline {<pseudo:before>} at (0,0) size 9x16
-            RenderCounter at (62,0) size 9x16
+            LayoutCounter at (62,0) size 9x16
               text run at (62,0) width 9: "\x{3B6}"
         RenderText {#text} at (70,0) size 5x16
           text run at (70,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 10x16
           RenderInline {<pseudo:before>} at (0,0) size 10x16
-            RenderCounter at (74,0) size 10x16
+            LayoutCounter at (74,0) size 10x16
               text run at (74,0) width 10: "\x{3B7}"
         RenderText {#text} at (83,0) size 5x16
           text run at (83,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 10x16
           RenderInline {<pseudo:before>} at (0,0) size 10x16
-            RenderCounter at (87,0) size 10x16
+            LayoutCounter at (87,0) size 10x16
               text run at (87,0) width 10: "\x{3B8}"
         RenderText {#text} at (96,0) size 5x16
           text run at (96,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 5x16
           RenderInline {<pseudo:before>} at (0,0) size 5x16
-            RenderCounter at (100,0) size 5x16
+            LayoutCounter at (100,0) size 5x16
               text run at (100,0) width 5: "\x{3B9}"
         RenderText {#text} at (104,0) size 5x16
           text run at (104,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 10x16
           RenderInline {<pseudo:before>} at (0,0) size 10x16
-            RenderCounter at (108,0) size 10x16
+            LayoutCounter at (108,0) size 10x16
               text run at (108,0) width 10: "\x{3BA}"
         RenderText {#text} at (117,0) size 5x16
           text run at (117,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 9x16
           RenderInline {<pseudo:before>} at (0,0) size 9x16
-            RenderCounter at (121,0) size 9x16
+            LayoutCounter at (121,0) size 9x16
               text run at (121,0) width 9: "\x{3BB}"
         RenderText {#text} at (129,0) size 5x16
           text run at (129,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 10x16
           RenderInline {<pseudo:before>} at (0,0) size 10x16
-            RenderCounter at (133,0) size 10x16
+            LayoutCounter at (133,0) size 10x16
               text run at (133,0) width 10: "\x{3BC}"
         RenderText {#text} at (0,0) size 0x0
       RenderBlock {DIV} at (0,48) size 784x16