Move and rename RenderBR to LayoutBR.

LayoutTests/platform/linux/fast/text-autosizing/tables/table-for-layout-expected.txt

Index: LayoutTests/platform/linux/fast/text-autosizing/tables/table-for-layout-expected.txt
diff --git a/LayoutTests/platform/linux/fast/text-autosizing/tables/table-for-layout-expected.txt b/LayoutTests/platform/linux/fast/text-autosizing/tables/table-for-layout-expected.txt
index 65eafd18885ee06cacb29ff41962cdea8d70f9fe..35239ec55511d1a296391cb876fd55b15bf04a3d 100644
--- a/LayoutTests/platform/linux/fast/text-autosizing/tables/table-for-layout-expected.txt
+++ b/LayoutTests/platform/linux/fast/text-autosizing/tables/table-for-layout-expected.txt
@@ -6,7 +6,7 @@ layer at (0,0) size 800x411
       RenderBlock {DIV} at (0,0) size 600x36
         RenderText {#text} at (0,0) size 216x15
           text run at (0,0) width 216: "Table autosizing tests - table-for-layout.html"
-        RenderBR {BR} at (216,0) size 0x15
+        LayoutBR {BR} at (216,0) size 0x15
         RenderText {#text} at (0,16) size 256x15
           text run at (0,16) width 256: "This test passes if the main content area is autosized."
       LayoutTable {TABLE} at (1,37) size 798x373 [border: none]
@@ -19,28 +19,28 @@ layer at (0,0) size 800x411
             LayoutTableCell {TD} at (0,130) size 52x131 [bgcolor=#F0FFF0] [border: (1px dotted #006400)] [r=1 c=0 rs=1 cs=1]
               RenderText {#text} at (2,2) size 23x15
                 text run at (2,2) width 23: "hello"
-              RenderBR {BR} at (25,2) size 0x15
+              LayoutBR {BR} at (25,2) size 0x15
               RenderText {#text} at (2,18) size 49x15
                 text run at (2,18) width 49: "navigation"
-              RenderBR {BR} at (51,18) size 0x15
+              LayoutBR {BR} at (51,18) size 0x15
               RenderText {#text} at (2,34) size 49x15
                 text run at (2,34) width 49: "navigation"
-              RenderBR {BR} at (51,34) size 0x15
+              LayoutBR {BR} at (51,34) size 0x15
               RenderText {#text} at (2,50) size 49x15
                 text run at (2,50) width 49: "navigation"
-              RenderBR {BR} at (51,50) size 0x15
+              LayoutBR {BR} at (51,50) size 0x15
               RenderText {#text} at (2,66) size 49x15
                 text run at (2,66) width 49: "navigation"
-              RenderBR {BR} at (51,66) size 0x15
+              LayoutBR {BR} at (51,66) size 0x15
               RenderText {#text} at (2,82) size 49x15
                 text run at (2,82) width 49: "navigation"
-              RenderBR {BR} at (51,82) size 0x15
+              LayoutBR {BR} at (51,82) size 0x15
               RenderText {#text} at (2,98) size 49x15
                 text run at (2,98) width 49: "navigation"
-              RenderBR {BR} at (51,98) size 0x15
+              LayoutBR {BR} at (51,98) size 0x15
               RenderText {#text} at (2,114) size 49x15
                 text run at (2,114) width 49: "navigation"
-              RenderBR {BR} at (51,114) size 0x15
+              LayoutBR {BR} at (51,114) size 0x15
             LayoutTableCell {TD} at (52,19) size 745x353 [bgcolor=#F0FFF0] [border: (1px dotted #006400)] [r=1 c=1 rs=1 cs=1]
               RenderText {#text} at (2,2) size 707x349
                 text run at (2,2) width 707: "hello hello hello hello hello hello hello hello hello hello hello"