Rename/move counter rendering code to layout.

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

Index: LayoutTests/platform/win/css2.1/t1202-counter-15-b-expected.txt
diff --git a/LayoutTests/platform/win/css2.1/t1202-counter-15-b-expected.txt b/LayoutTests/platform/win/css2.1/t1202-counter-15-b-expected.txt
index eee7ab1e530f43fbf3308b39407734492cc6c45c..b6944f85710fddcae3c863368c2e88ae2e94dfef 100644
--- a/LayoutTests/platform/win/css2.1/t1202-counter-15-b-expected.txt
+++ b/LayoutTests/platform/win/css2.1/t1202-counter-15-b-expected.txt
@@ -9,73 +9,73 @@ layer at (0,0) size 800x94
       RenderBlock {DIV} at (0,34) size 784x18
         RenderInline {SPAN} at (0,0) size 9x17
           RenderInline {<pseudo:before>} at (0,0) size 9x17
-            RenderCounter at (0,0) size 9x17
+            LayoutCounter at (0,0) size 9x17
               text run at (0,0) width 9: "\x{3B1}"
         RenderText {#text} at (8,0) size 5x17
           text run at (8,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 9x17
           RenderInline {<pseudo:before>} at (0,0) size 9x17
-            RenderCounter at (12,0) size 9x17
+            LayoutCounter at (12,0) size 9x17
               text run at (12,0) width 9: "\x{3B2}"
         RenderText {#text} at (20,0) size 5x17
           text run at (20,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 8x17
           RenderInline {<pseudo:before>} at (0,0) size 8x17
-            RenderCounter at (24,0) size 8x17
+            LayoutCounter at (24,0) size 8x17
               text run at (24,0) width 8: "\x{3B3}"
         RenderText {#text} at (31,0) size 5x17
           text run at (31,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 9x17
           RenderInline {<pseudo:before>} at (0,0) size 9x17
-            RenderCounter at (35,0) size 9x17
+            LayoutCounter at (35,0) size 9x17
               text run at (35,0) width 9: "\x{3B4}"
         RenderText {#text} at (43,0) size 5x17
           text run at (43,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 7x17
           RenderInline {<pseudo:before>} at (0,0) size 7x17
-            RenderCounter at (47,0) size 7x17
+            LayoutCounter at (47,0) size 7x17
               text run at (47,0) width 7: "\x{3B5}"
         RenderText {#text} at (53,0) size 5x17
           text run at (53,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 8x17
           RenderInline {<pseudo:before>} at (0,0) size 8x17
-            RenderCounter at (57,0) size 8x17
+            LayoutCounter at (57,0) size 8x17
               text run at (57,0) width 8: "\x{3B6}"
         RenderText {#text} at (64,0) size 5x17
           text run at (64,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 9x17
           RenderInline {<pseudo:before>} at (0,0) size 9x17
-            RenderCounter at (68,0) size 9x17
+            LayoutCounter at (68,0) size 9x17
               text run at (68,0) width 9: "\x{3B7}"
         RenderText {#text} at (76,0) size 5x17
           text run at (76,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 9x17
           RenderInline {<pseudo:before>} at (0,0) size 9x17
-            RenderCounter at (80,0) size 9x17
+            LayoutCounter at (80,0) size 9x17
               text run at (80,0) width 9: "\x{3B8}"
         RenderText {#text} at (88,0) size 5x17
           text run at (88,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 5x17
           RenderInline {<pseudo:before>} at (0,0) size 5x17
-            RenderCounter at (92,0) size 5x17
+            LayoutCounter at (92,0) size 5x17
               text run at (92,0) width 5: "\x{3B9}"
         RenderText {#text} at (96,0) size 5x17
           text run at (96,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 9x17
           RenderInline {<pseudo:before>} at (0,0) size 9x17
-            RenderCounter at (100,0) size 9x17
+            LayoutCounter at (100,0) size 9x17
               text run at (100,0) width 9: "\x{3BA}"
         RenderText {#text} at (108,0) size 5x17
           text run at (108,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 9x17
           RenderInline {<pseudo:before>} at (0,0) size 9x17
-            RenderCounter at (112,0) size 9x17
+            LayoutCounter at (112,0) size 9x17
               text run at (112,0) width 9: "\x{3BB}"
         RenderText {#text} at (120,0) size 5x17
           text run at (120,0) width 5: " "
         RenderInline {SPAN} at (0,0) size 10x17
           RenderInline {<pseudo:before>} at (0,0) size 10x17
-            RenderCounter at (124,0) size 10x17
+            LayoutCounter at (124,0) size 10x17
               text run at (124,0) width 10: "\x{3BC}"
         RenderText {#text} at (0,0) size 0x0
       RenderBlock {DIV} at (0,52) size 784x18