Rename/move counter rendering code to layout.

LayoutTests/platform/mac/css2.1/t1202-counter-03-b-expected.txt

Index: LayoutTests/platform/mac/css2.1/t1202-counter-03-b-expected.txt
diff --git a/LayoutTests/platform/mac/css2.1/t1202-counter-03-b-expected.txt b/LayoutTests/platform/mac/css2.1/t1202-counter-03-b-expected.txt
index 17f0133df21c87dc3bc55799a7725bc7402e677e..ad16b92f66a446267ccee828a2ac6513cfabef97 100644
--- a/LayoutTests/platform/mac/css2.1/t1202-counter-03-b-expected.txt
+++ b/LayoutTests/platform/mac/css2.1/t1202-counter-03-b-expected.txt
@@ -14,73 +14,73 @@ layer at (0,0) size 800x94
       RenderBlock {DIV} at (0,32) size 784x19
         RenderInline {SPAN} at (0,0) size 10x16
           RenderInline {<pseudo:before>} at (0,0) size 10x16
-            RenderCounter at (0,3) size 10x16
+            LayoutCounter at (0,3) size 10x16
               text run at (0,3) width 10: "\x{25E6}"
         RenderText {#text} at (9,3) size 5x16
           text run at (9,3) width 5: " "
         RenderInline {SPAN} at (0,0) size 10x16
           RenderInline {<pseudo:before>} at (0,0) size 10x16
-            RenderCounter at (13,3) size 10x16
+            LayoutCounter at (13,3) size 10x16
               text run at (13,3) width 10: "\x{25E6}"
         RenderText {#text} at (22,3) size 5x16
           text run at (22,3) width 5: " "
         RenderInline {SPAN} at (0,0) size 10x16
           RenderInline {<pseudo:before>} at (0,0) size 10x16
-            RenderCounter at (26,3) size 10x16
+            LayoutCounter at (26,3) size 10x16
               text run at (26,3) width 10: "\x{25E6}"
         RenderText {#text} at (35,3) size 5x16
           text run at (35,3) width 5: " "
         RenderInline {SPAN} at (0,0) size 10x16
           RenderInline {<pseudo:before>} at (0,0) size 10x16
-            RenderCounter at (39,3) size 10x16
+            LayoutCounter at (39,3) size 10x16
               text run at (39,3) width 10: "\x{25E6}"
         RenderText {#text} at (49,3) size 4x16
           text run at (49,3) width 4: " "
         RenderInline {SPAN} at (0,0) size 10x16
           RenderInline {<pseudo:before>} at (0,0) size 10x16
-            RenderCounter at (53,3) size 10x16
+            LayoutCounter at (53,3) size 10x16
               text run at (53,3) width 10: "\x{25E6}"
         RenderText {#text} at (62,3) size 5x16
           text run at (62,3) width 5: " "
         RenderInline {SPAN} at (0,0) size 10x16
           RenderInline {<pseudo:before>} at (0,0) size 10x16
-            RenderCounter at (66,3) size 10x16
+            LayoutCounter at (66,3) size 10x16
               text run at (66,3) width 10: "\x{25E6}"
         RenderText {#text} at (75,3) size 5x16
           text run at (75,3) width 5: " "
         RenderInline {SPAN} at (0,0) size 10x16
           RenderInline {<pseudo:before>} at (0,0) size 10x16
-            RenderCounter at (79,3) size 10x16
+            LayoutCounter at (79,3) size 10x16
               text run at (79,3) width 10: "\x{25E6}"
         RenderText {#text} at (88,3) size 5x16
           text run at (88,3) width 5: " "
         RenderInline {SPAN} at (0,0) size 10x16
           RenderInline {<pseudo:before>} at (0,0) size 10x16
-            RenderCounter at (92,3) size 10x16
+            LayoutCounter at (92,3) size 10x16
               text run at (92,3) width 10: "\x{25E6}"
         RenderText {#text} at (102,3) size 4x16
           text run at (102,3) width 4: " "
         RenderInline {SPAN} at (0,0) size 10x16
           RenderInline {<pseudo:before>} at (0,0) size 10x16
-            RenderCounter at (106,3) size 10x16
+            LayoutCounter at (106,3) size 10x16
               text run at (106,3) width 10: "\x{25E6}"
         RenderText {#text} at (115,3) size 5x16
           text run at (115,3) width 5: " "
         RenderInline {SPAN} at (0,0) size 10x16
           RenderInline {<pseudo:before>} at (0,0) size 10x16
-            RenderCounter at (119,3) size 10x16
+            LayoutCounter at (119,3) size 10x16
               text run at (119,3) width 10: "\x{25E6}"
         RenderText {#text} at (128,3) size 5x16
           text run at (128,3) width 5: " "
         RenderInline {SPAN} at (0,0) size 10x16
           RenderInline {<pseudo:before>} at (0,0) size 10x16
-            RenderCounter at (132,3) size 10x16
+            LayoutCounter at (132,3) size 10x16
               text run at (132,3) width 10: "\x{25E6}"
         RenderText {#text} at (141,3) size 5x16
           text run at (141,3) width 5: " "
         RenderInline {SPAN} at (0,0) size 10x16
           RenderInline {<pseudo:before>} at (0,0) size 10x16
-            RenderCounter at (145,3) size 10x16
+            LayoutCounter at (145,3) size 10x16
               text run at (145,3) width 10: "\x{25E6}"
         RenderText {#text} at (0,0) size 0x0
       RenderBlock {DIV} at (0,51) size 784x19