Move and rename RenderBR to LayoutBR.

LayoutTests/platform/win-xp/editing/unsupported-content/table-delete-001-expected.txt

Index: LayoutTests/platform/win-xp/editing/unsupported-content/table-delete-001-expected.txt
diff --git a/LayoutTests/platform/win-xp/editing/unsupported-content/table-delete-001-expected.txt b/LayoutTests/platform/win-xp/editing/unsupported-content/table-delete-001-expected.txt
index da62e023c9ba79d614d3eb0b9feedf84e2cd0d79..008d62da07f474520a287e0c7b0785d8ed00a724 100644
--- a/LayoutTests/platform/win-xp/editing/unsupported-content/table-delete-001-expected.txt
+++ b/LayoutTests/platform/win-xp/editing/unsupported-content/table-delete-001-expected.txt
@@ -29,25 +29,25 @@ layer at (0,0) size 800x600
         RenderBlock {DIV} at (20,20) size 744x69
           RenderText {#text} at (0,0) size 66x26
             text run at (0,0) width 66: "Tests: "
-          RenderBR {BR} at (0,0) size 0x0
+          LayoutBR {BR} at (0,0) size 0x0
           RenderText {#text} at (0,27) size 654x20
             text run at (0,27) width 654: "Our ability to \"edit around\" content the HTML editing code does not yet handle very well. "
-          RenderBR {BR} at (654,43) size 0x0
+          LayoutBR {BR} at (654,43) size 0x0
           RenderInline {I} at (0,0) size 100x20
             RenderText {#text} at (0,48) size 100x20
               text run at (0,48) width 100: "For this test: "
           RenderText {#text} at (100,48) size 178x20
             text run at (100,48) width 178: "Select and delete a table."
         RenderBlock (anonymous) at (20,89) size 744x21
-          RenderBR {BR} at (0,0) size 0x20
+          LayoutBR {BR} at (0,0) size 0x20
         RenderBlock {DIV} at (20,110) size 744x111
           RenderText {#text} at (0,0) size 189x26
             text run at (0,0) width 189: "Expected Results: "
-          RenderBR {BR} at (189,21) size 0x0
+          LayoutBR {BR} at (189,21) size 0x0
           RenderText {#text} at (0,27) size 702x41
             text run at (0,27) width 702: "The content in the red box must exactly match the content in the green box (except for the border"
             text run at (0,48) width 52: "color). "
-          RenderBR {BR} at (52,64) size 0x0
+          LayoutBR {BR} at (52,64) size 0x0
           RenderInline {I} at (0,0) size 100x20
             RenderText {#text} at (0,69) size 100x20
               text run at (0,69) width 100: "For this test: "
@@ -61,7 +61,7 @@ layer at (0,0) size 800x600
         RenderBlock {DIV} at (0,0) size 784x60 [border: (2px solid #FF0000)]
           RenderText {#text} at (2,2) size 62x27
             text run at (2,2) width 62: "before"
-          RenderBR {BR} at (64,23) size 0x0
+          LayoutBR {BR} at (64,23) size 0x0
           RenderText {#text} at (2,30) size 45x27
             text run at (2,30) width 45: "after"
 caret: position 0 of child 2 {#text} of child 1 {DIV} of child 5 {DIV} of body