Move and rename RenderBR to LayoutBR.

LayoutTests/platform/win-xp/fast/forms/search/search-appearance-basic-expected.txt

Index: LayoutTests/platform/win-xp/fast/forms/search/search-appearance-basic-expected.txt
diff --git a/LayoutTests/platform/win-xp/fast/forms/search/search-appearance-basic-expected.txt b/LayoutTests/platform/win-xp/fast/forms/search/search-appearance-basic-expected.txt
index 50614a27d1010efd89bc0e4205eee966fda72a59..3178ddfba4e981dde85ea5f2b8e5b84343ff7ae7 100644
--- a/LayoutTests/platform/win-xp/fast/forms/search/search-appearance-basic-expected.txt
+++ b/LayoutTests/platform/win-xp/fast/forms/search/search-appearance-basic-expected.txt
@@ -15,7 +15,7 @@ layer at (0,0) size 800x404
             RenderBlock {DIV} at (0,2.50) size 1x11
             RenderBlock {DIV} at (1,0) size 135x16
             RenderBlock {DIV} at (137,3.50) size 9x9
-        RenderBR {BR} at (330,5) size 0x19
+        LayoutBR {BR} at (330,5) size 0x19
         LayoutTextControl {INPUT} at (4,34) size 155x22 [bgcolor=#FFFFFF] [border: (2px inset #EEEEEE)]
           RenderFlexibleBox {DIV} at (3,3) size 149x16
             RenderBlock {DIV} at (0,2.50) size 1x11
@@ -28,7 +28,7 @@ layer at (0,0) size 800x404
             RenderBlock {DIV} at (1,0) size 135x16
         RenderText {#text} at (330,35) size 4x19
           text run at (330,35) width 4: " "
-        RenderBR {BR} at (334,35) size 0x19
+        LayoutBR {BR} at (334,35) size 0x19
         LayoutTextControl {INPUT} at (4,64) size 157x24 [bgcolor=#FFFFFF] [border: (3px solid #00FF00)]
           RenderFlexibleBox {DIV} at (4,4) size 149x16
             RenderBlock {DIV} at (0,2.50) size 1x11
@@ -41,7 +41,7 @@ layer at (0,0) size 800x404
             RenderBlock {DIV} at (1,0) size 135x16
         RenderText {#text} at (332,66) size 4x19
           text run at (332,66) width 4: " "
-        RenderBR {BR} at (336,66) size 0x19
+        LayoutBR {BR} at (336,66) size 0x19
       RenderBlock {DIV} at (0,92) size 163x45 [bgcolor=#888888]
         LayoutTextControl {INPUT} at (11,9) size 133x22 [bgcolor=#00FF00] [border: (2px inset #EEEEEE)]
           RenderFlexibleBox {DIV} at (3,3) size 127x16
@@ -55,14 +55,14 @@ layer at (0,0) size 800x404
             RenderBlock {DIV} at (1,0) size 135x16
         RenderText {#text} at (163,5) size 4x19
           text run at (163,5) width 4: " "
-        RenderBR {BR} at (167,5) size 0x19
+        LayoutBR {BR} at (167,5) size 0x19
         LayoutTextControl {INPUT} at (4,34) size 155x22 [bgcolor=#FFFFFF] [border: (2px inset #EEEEEE)]
           RenderFlexibleBox {DIV} at (3,3) size 149x16
             RenderBlock {DIV} at (0,2.50) size 1x11
             RenderBlock {DIV} at (1,0) size 135x16
         RenderText {#text} at (163,35) size 4x19
           text run at (163,35) width 4: " "
-        RenderBR {BR} at (167,35) size 0x19
+        LayoutBR {BR} at (167,35) size 0x19
         LayoutTextControl {INPUT} at (4,70) size 182x25 [bgcolor=#FFFFFF] [border: (2px inset #EEEEEE)]
           RenderFlexibleBox {DIV} at (3,3) size 176x19
             RenderBlock {DIV} at (0,4) size 1x11
@@ -81,7 +81,7 @@ layer at (0,0) size 800x404
             RenderBlock {DIV} at (1,0) size 251x28
         RenderText {#text} at (723,73) size 4x19
           text run at (723,73) width 4: " "
-        RenderBR {BR} at (727,73) size 0x19
+        LayoutBR {BR} at (727,73) size 0x19
         LayoutTextControl {INPUT} at (6,118) size 233x33 [bgcolor=#FFFFFF] [border: (3px inset #EEEEEE)]
           RenderFlexibleBox {DIV} at (4.50,4.50) size 224x24
             RenderBlock {DIV} at (0,6.50) size 1x11
@@ -94,7 +94,7 @@ layer at (0,0) size 800x404
             RenderBlock {DIV} at (1,0) size 250x32
         RenderText {#text} at (555,126) size 4x19
           text run at (555,126) width 4: " "
-        RenderBR {BR} at (559,126) size 0x19
+        LayoutBR {BR} at (559,126) size 0x19
         LayoutTextControl {INPUT} at (6,178) size 233x33 [bgcolor=#FFFFFF] [border: (3px inset #EEEEEE)]
           RenderFlexibleBox {DIV} at (4.50,4.50) size 224x24
             RenderBlock {DIV} at (3,2) size 20x20
@@ -107,7 +107,7 @@ layer at (0,0) size 800x404
             RenderBlock {DIV} at (37,0) size 214x32
         RenderText {#text} at (555,186) size 4x19
           text run at (555,186) width 4: " "
-        RenderBR {BR} at (559,186) size 0x19
+        LayoutBR {BR} at (559,186) size 0x19
         LayoutTextControl {INPUT} at (4,226) size 138x21 [bgcolor=#FFFFFF] [border: (1px solid #BDC7D8)]
           RenderFlexibleBox {DIV} at (18,4) size 116x13
             RenderBlock {DIV} at (2,1) size 11x11