Move and rename RenderBR to LayoutBR.

LayoutTests/platform/win-xp/fast/forms/select-style-expected.txt

Index: LayoutTests/platform/win-xp/fast/forms/select-style-expected.txt
diff --git a/LayoutTests/platform/win-xp/fast/forms/select-style-expected.txt b/LayoutTests/platform/win-xp/fast/forms/select-style-expected.txt
index 218ba576a358f139688f9daa3db9568e0939d63e..adcf2778c10d910bed1acb934f913dc80ac08b85 100644
--- a/LayoutTests/platform/win-xp/fast/forms/select-style-expected.txt
+++ b/LayoutTests/platform/win-xp/fast/forms/select-style-expected.txt
@@ -6,17 +6,17 @@ layer at (0,0) size 800x600
       RenderText {#text} at (0,0) size 525x19
         text run at (0,0) width 239: "This tests that styled popups look right. "
         text run at (239,0) width 286: "(Aqua for now- later, we will honor the styling)."
-      RenderBR {BR} at (525,15) size 0x0
+      LayoutBR {BR} at (525,15) size 0x0
       RenderMenuList {SELECT} at (0,20) size 47x20 [bgcolor=#FF0000] [border: (1px solid #A9A9A9)]
         RenderBlock (anonymous) at (1,1) size 45x18
           RenderText at (4,1) size 22x16
             text run at (4,1) width 22: "test"
       RenderText {#text} at (47,20) size 4x19
         text run at (47,20) width 4: " "
-      RenderBR {BR} at (51,35) size 0x0
+      LayoutBR {BR} at (51,35) size 0x0
       RenderText {#text} at (0,40) size 504x19
         text run at (0,40) width 504: "This tests that background color is white by default regardless of the parent element."
-      RenderBR {BR} at (504,55) size 0x0
+      LayoutBR {BR} at (504,55) size 0x0
       RenderInline {SPAN} at (0,0) size 61x29 [bgcolor=#FF0000]
         RenderText {#text} at (0,0) size 0x0
         RenderMenuList {SELECT} at (5,60) size 47x20 [bgcolor=#FFFFFF] [border: (1px solid #A9A9A9)]
@@ -26,10 +26,10 @@ layer at (0,0) size 800x600
         RenderText {#text} at (52,60) size 4x19
           text run at (52,60) width 4: " "
       RenderText {#text} at (0,0) size 0x0
-      RenderBR {BR} at (0,0) size 0x0
+      LayoutBR {BR} at (0,0) size 0x0
       RenderText {#text} at (0,80) size 594x19
         text run at (0,80) width 594: "This tests that background color is inherited from the parent if background-color:inherit is specified."
-      RenderBR {BR} at (594,95) size 0x0
+      LayoutBR {BR} at (594,95) size 0x0
       RenderInline {SPAN} at (0,0) size 61x29 [bgcolor=#FF0000]
         RenderText {#text} at (0,0) size 0x0
         RenderMenuList {SELECT} at (5,100) size 47x20 [border: (1px solid #A9A9A9)]
@@ -39,10 +39,10 @@ layer at (0,0) size 800x600
         RenderText {#text} at (52,100) size 4x19
           text run at (52,100) width 4: " "
       RenderText {#text} at (0,0) size 0x0
-      RenderBR {BR} at (0,0) size 0x0
+      LayoutBR {BR} at (0,0) size 0x0
       RenderText {#text} at (0,120) size 612x19
         text run at (0,120) width 612: "This tests that background color is the same as the parent if background-color:transparent is specified."
-      RenderBR {BR} at (612,135) size 0x0
+      LayoutBR {BR} at (612,135) size 0x0
       RenderInline {SPAN} at (0,0) size 61x29 [bgcolor=#FF0000]
         RenderText {#text} at (0,0) size 0x0
         RenderMenuList {SELECT} at (5,140) size 47x20 [border: (1px solid #A9A9A9)]
@@ -52,20 +52,20 @@ layer at (0,0) size 800x600
         RenderText {#text} at (52,140) size 4x19
           text run at (52,140) width 4: " "
       RenderText {#text} at (0,0) size 0x0
-      RenderBR {BR} at (0,0) size 0x0
+      LayoutBR {BR} at (0,0) size 0x0
       RenderText {#text} at (0,160) size 470x19
         text run at (0,160) width 470: "This tests that background is white if only background-image:none is specified."
-      RenderBR {BR} at (470,175) size 0x0
+      LayoutBR {BR} at (470,175) size 0x0
       RenderMenuList {SELECT} at (0,180) size 47x20 [bgcolor=#FFFFFF] [border: (1px solid #A9A9A9)]
         RenderBlock (anonymous) at (1,1) size 45x18
           RenderText at (4,1) size 22x16
             text run at (4,1) width 22: "test"
       RenderText {#text} at (47,180) size 4x19
         text run at (47,180) width 4: " "
-      RenderBR {BR} at (51,195) size 0x0
+      LayoutBR {BR} at (51,195) size 0x0
       RenderText {#text} at (0,200) size 396x19
         text run at (0,200) width 396: "This tests that the image specified for background-image is visible."
-      RenderBR {BR} at (396,215) size 0x0
+      LayoutBR {BR} at (396,215) size 0x0
       RenderMenuList {SELECT} at (0,220) size 47x20 [bgcolor=#FFFFFF] [border: (1px solid #A9A9A9)]
         RenderBlock (anonymous) at (1,1) size 45x18
           RenderText at (4,1) size 22x16