Move and rename RenderBR to LayoutBR.

LayoutTests/platform/win-xp/virtual/antialiasedtext/fast/text/international/bidi-listbox-atsui-expected.txt

Index: LayoutTests/platform/win-xp/virtual/antialiasedtext/fast/text/international/bidi-listbox-atsui-expected.txt
diff --git a/LayoutTests/platform/win-xp/virtual/antialiasedtext/fast/text/international/bidi-listbox-atsui-expected.txt b/LayoutTests/platform/win-xp/virtual/antialiasedtext/fast/text/international/bidi-listbox-atsui-expected.txt
index 205bb07e2f061db484ade18ca3fe025f759f784d..e8b4434a83a37c0ada248ecf3d381bb9a6f47a03 100644
--- a/LayoutTests/platform/win-xp/virtual/antialiasedtext/fast/text/international/bidi-listbox-atsui-expected.txt
+++ b/LayoutTests/platform/win-xp/virtual/antialiasedtext/fast/text/international/bidi-listbox-atsui-expected.txt
@@ -6,40 +6,40 @@ layer at (0,0) size 800x600
       RenderBlock {P} at (0,0) size 784x40
         RenderText {#text} at (0,0) size 549x19
           text run at (0,0) width 549: "This tests that bidirectional text is correctly rendered when using ATSUI in list box controls."
-        RenderBR {BR} at (549,15) size 0x0
+        LayoutBR {BR} at (549,15) size 0x0
         RenderText {#text} at (0,20) size 543x19
           text run at (0,20) width 543: "The order of the text below each list box should match the order of the select's option text."
       RenderBlock (anonymous) at (0,56) size 784x93
         RenderText {#text} at (0,0) size 92x19
           text run at (0,0) width 92: "1) direction: rtl;"
-        RenderBR {BR} at (92,15) size 0x0
+        LayoutBR {BR} at (92,15) size 0x0
         RenderListBox {SELECT} at (2,22) size 84x69 [bgcolor=#FFFFFF] [border: (1px solid #A9A9A9)]
-        RenderBR {BR} at (88,86) size 0x0
+        LayoutBR {BR} at (88,86) size 0x0
       RenderBlock {DIV} at (0,149) size 100x20
         RenderText {#text} at (31,0) size 69x19
           text run at (31,0) width 47 RTL: "\x{5D0}\x{5E4}\x{5E8}\x{5E1}\x{5DE}\x{5D5}\x{5DF}"
           text run at (78,0) width 22: "a\x{300}bc"
       RenderBlock (anonymous) at (0,169) size 784x113
-        RenderBR {BR} at (0,0) size 0x19
+        LayoutBR {BR} at (0,0) size 0x19
         RenderText {#text} at (0,20) size 92x19
           text run at (0,20) width 92: "2) direction: ltr;"
-        RenderBR {BR} at (92,35) size 0x0
+        LayoutBR {BR} at (92,35) size 0x0
         RenderListBox {SELECT} at (2,42) size 84x69 [bgcolor=#FFFFFF] [border: (1px solid #A9A9A9)]
-        RenderBR {BR} at (88,106) size 0x0
+        LayoutBR {BR} at (88,106) size 0x0
       RenderBlock {DIV} at (0,282) size 100x20
         RenderText {#text} at (0,0) size 69x19
           text run at (0,0) width 22: "a\x{300}bc"
           text run at (22,0) width 47 RTL: "\x{5D0}\x{5E4}\x{5E8}\x{5E1}\x{5DE}\x{5D5}\x{5DF}"
       RenderBlock (anonymous) at (0,302) size 784x113
-        RenderBR {BR} at (0,0) size 0x19
+        LayoutBR {BR} at (0,0) size 0x19
         RenderText {#text} at (0,20) size 68x19
           text run at (0,20) width 68: "3) No style"
-        RenderBR {BR} at (68,35) size 0x0
+        LayoutBR {BR} at (68,35) size 0x0
         RenderListBox {SELECT} at (2,42) size 84x69 [bgcolor=#FFFFFF] [border: (1px solid #A9A9A9)]
-        RenderBR {BR} at (88,106) size 0x0
+        LayoutBR {BR} at (88,106) size 0x0
       RenderBlock {DIV} at (0,415) size 100x20
         RenderText {#text} at (0,0) size 69x19
           text run at (0,0) width 22: "a\x{300}bc"
           text run at (22,0) width 47 RTL: "\x{5D0}\x{5E4}\x{5E8}\x{5E1}\x{5DE}\x{5D5}\x{5DF}"
       RenderBlock (anonymous) at (0,435) size 784x20
-        RenderBR {BR} at (0,0) size 0x19
+        LayoutBR {BR} at (0,0) size 0x19