Move and rename RenderBR to LayoutBR.

LayoutTests/platform/win-xp/fast/css/text-overflow-ellipsis-text-align-center-expected.txt

Index: LayoutTests/platform/win-xp/fast/css/text-overflow-ellipsis-text-align-center-expected.txt
diff --git a/LayoutTests/platform/win-xp/fast/css/text-overflow-ellipsis-text-align-center-expected.txt b/LayoutTests/platform/win-xp/fast/css/text-overflow-ellipsis-text-align-center-expected.txt
index c1804bd5519f7a585091e55bf022e800e9792a34..921efae173ae3dd99517320faef7f0bd0a8c4be8 100644
--- a/LayoutTests/platform/win-xp/fast/css/text-overflow-ellipsis-text-align-center-expected.txt
+++ b/LayoutTests/platform/win-xp/fast/css/text-overflow-ellipsis-text-align-center-expected.txt
@@ -41,16 +41,16 @@ layer at (8,204) size 310x82 clip at (9,205) size 308x80 scrollWidth 684
   RenderBlock {DIV} at (0,196.16) size 310x82 [border: (1px solid #000000)]
     RenderText {#text} at (1,1) size 684x19
       text run at (1,1) width 684: "Lorem ipsum dolor sit amet, consectetur adipiscing elit. Vivamus vitae eros non libero faucibus sagittis sed ut eros."
-    RenderBR {BR} at (0,0) size 0x0
+    LayoutBR {BR} at (0,0) size 0x0
     RenderText {#text} at (2,21) size 675x19
       text run at (2,21) width 675: "orem ipsum dolor sit amet, consectetur adipiscing elit. Vivamus vitae eros non libero faucibus sagittis sed ut eros."
-    RenderBR {BR} at (0,0) size 0x0
+    LayoutBR {BR} at (0,0) size 0x0
     RenderText {#text} at (3,41) size 666x19
       text run at (3,41) width 666: "rem ipsum dolor sit amet, consectetur adipiscing elit. Vivamus vitae eros non libero faucibus sagittis sed ut eros."
-    RenderBR {BR} at (0,0) size 0x0
+    LayoutBR {BR} at (0,0) size 0x0
     RenderText {#text} at (3,61) size 662x19
       text run at (3,61) width 662: "em ipsum dolor sit amet, consectetur adipiscing elit. Vivamus vitae eros non libero faucibus sagittis sed ut eros."
-    RenderBR {BR} at (0,0) size 0x0
+    LayoutBR {BR} at (0,0) size 0x0
 layer at (8,346) size 310x32 clip at (9,347) size 308x30 scrollWidth 713
   RenderBlock {DIV} at (0,337.88) size 310x32 [border: (1px solid #000000)]
     RenderText {#text} at (2,11) size 173x19
@@ -73,16 +73,16 @@ layer at (8,611) size 310x82 backgroundClip at (0,0) size 0x0 clip at (0,0) size
   RenderBlock {DIV} at (0,603.03) size 310x82 [border: (1px solid #000000)]
     RenderText {#text} at (-374,1) size 684x19
       text run at (-374,1) width 683 RTL override: "Lorem ipsum dolor sit amet, consectetur adipiscing elit. Vivamus vitae eros non libero faucibus sagittis sed ut eros."
-    RenderBR {BR} at (0,0) size 0x0
+    LayoutBR {BR} at (0,0) size 0x0
     RenderText {#text} at (-366,21) size 675x19
       text run at (-366,21) width 674 RTL override: "orem ipsum dolor sit amet, consectetur adipiscing elit. Vivamus vitae eros non libero faucibus sagittis sed ut eros."
-    RenderBR {BR} at (0,0) size 0x0
+    LayoutBR {BR} at (0,0) size 0x0
     RenderText {#text} at (-359,41) size 666x19
       text run at (-359,41) width 666 RTL override: "rem ipsum dolor sit amet, consectetur adipiscing elit. Vivamus vitae eros non libero faucibus sagittis sed ut eros."
-    RenderBR {BR} at (0,0) size 0x0
+    LayoutBR {BR} at (0,0) size 0x0
     RenderText {#text} at (-354,61) size 662x19
       text run at (-354,61) width 661 RTL override: "em ipsum dolor sit amet, consectetur adipiscing elit. Vivamus vitae eros non libero faucibus sagittis sed ut eros."
-    RenderBR {BR} at (0,0) size 0x0
+    LayoutBR {BR} at (0,0) size 0x0
 layer at (8,753) size 310x32 backgroundClip at (0,0) size 0x0 clip at (0,0) size 0x0 outlineClip at (0,0) size 785x600 scrollX 405.00 scrollWidth 713
   RenderBlock {DIV} at (0,744.75) size 310x32 [border: (1px solid #000000)]
     RenderText {#text} at (135,11) size 173x19