Move and rename RenderBR to LayoutBR.

LayoutTests/platform/mac/tables/mozilla/bugs/bug4427-expected.txt

Index: LayoutTests/platform/mac/tables/mozilla/bugs/bug4427-expected.txt
diff --git a/LayoutTests/platform/mac/tables/mozilla/bugs/bug4427-expected.txt b/LayoutTests/platform/mac/tables/mozilla/bugs/bug4427-expected.txt
index 3797af0ff78ad37929ff85901e3da368c24d14c1..2c9fc4e5734630a97964e06c98f6d8d53b67a6a8 100644
--- a/LayoutTests/platform/mac/tables/mozilla/bugs/bug4427-expected.txt
+++ b/LayoutTests/platform/mac/tables/mozilla/bugs/bug4427-expected.txt
@@ -16,7 +16,7 @@ layer at (0,0) size 800x600
               LayoutImage {IMG} at (1,1) size 10x2
               LayoutImage {IMG} at (11,1) size 10x2
       RenderBlock (anonymous) at (0,42) size 784x36
-        RenderBR {BR} at (0,0) size 0x18
+        LayoutBR {BR} at (0,0) size 0x18
         RenderText {#text} at (0,18) size 665x18
           text run at (0,18) width 665: "the following is related to the bug. Nav put's the images in the last cell of the last table on the same line."
       LayoutTable {TABLE} at (0,78) size 700x32
@@ -68,12 +68,12 @@ layer at (0,0) size 800x600
                   LayoutTableRow {TR} at (0,2) size 525x21
                     LayoutTableCell {TD} at (0,2) size 525x21 [r=1 c=0 rs=1 cs=12]
                       LayoutImage {IMG} at (0,0) size 525x18
-                      RenderBR {BR} at (525,18) size 0x0
+                      LayoutBR {BR} at (525,18) size 0x0
                       LayoutImage {IMG} at (0,18) size 525x1
-                      RenderBR {BR} at (525,19) size 0x0
+                      LayoutBR {BR} at (525,19) size 0x0
                       LayoutImage {IMG} at (0,19) size 525x2
       RenderBlock (anonymous) at (0,110) size 784x18
-        RenderBR {BR} at (0,0) size 0x18
+        LayoutBR {BR} at (0,0) size 0x18
       LayoutTable {TABLE} at (0,128) size 427x199 [bgcolor=#CCCCCC] [border: (1px outset #808080)]
         LayoutTableSection {TBODY} at (1,1) size 425x197
           LayoutTableRow {TR} at (0,1) size 425x76
@@ -83,18 +83,18 @@ layer at (0,0) size 800x600
             LayoutTableCell {TD} at (22,1) size 229x76 [border: (1px inset #808080)] [r=0 c=1 rs=1 cs=1]
               RenderText {#text} at (2,2) size 68x18
                 text run at (2,2) width 68: "Some One"
-              RenderBR {BR} at (69,16) size 1x0
+              LayoutBR {BR} at (69,16) size 1x0
               RenderText {#text} at (2,20) size 72x18
                 text run at (2,20) width 72: "Joe Banker"
-              RenderBR {BR} at (73,34) size 1x0
+              LayoutBR {BR} at (73,34) size 1x0
               RenderText {#text} at (2,38) size 131x18
                 text run at (2,38) width 131: "4633 Ocean Avenue"
-              RenderBR {BR} at (132,52) size 1x0
+              LayoutBR {BR} at (132,52) size 1x0
               RenderText {#text} at (2,56) size 177x18
                 text run at (2,56) width 103: "San Francisco,  "
                 text run at (104,56) width 31: "CA  "
                 text run at (134,56) width 45: "94132 "
-              RenderBR {BR} at (0,0) size 0x0
+              LayoutBR {BR} at (0,0) size 0x0
             LayoutTableCell {TD} at (252,1) size 24x5 [border: (1px inset #808080)] [r=0 c=2 rs=1 cs=1]
               LayoutImage {IMG} at (2,2) size 20x1
             LayoutTableCell {TD} at (277,1) size 147x38 [border: (1px inset #808080)] [r=0 c=3 rs=1 cs=1]
@@ -107,7 +107,7 @@ layer at (0,0) size 800x600
             LayoutTableCell {TD} at (1,87) size 20x4 [border: (1px inset #808080)] [r=1 c=0 rs=1 cs=1]
             LayoutTableCell {TD} at (22,78) size 402x23 [border: (1px inset #808080)] [r=1 c=1 rs=1 cs=3]
               LayoutImage {IMG} at (2,2) size 398x1
-              RenderBR {BR} at (400,3) size 0x0
+              LayoutBR {BR} at (400,3) size 0x0
               RenderText {#text} at (2,3) size 4x18
                 text run at (2,3) width 4: " "
           LayoutTableRow {TR} at (0,102) size 425x94
@@ -118,14 +118,14 @@ layer at (0,0) size 800x600
               RenderText {#text} at (2,2) size 222x36
                 text run at (2,2) width 222: "FORECLOSURES AAA HOMES"
                 text run at (2,20) width 113: "UP TO 50% OFF"
-              RenderBR {BR} at (114,34) size 1x0
+              LayoutBR {BR} at (114,34) size 1x0
               RenderText {#text} at (2,38) size 131x18
                 text run at (2,38) width 131: "Real Estate Services"
-              RenderBR {BR} at (132,52) size 1x0
+              LayoutBR {BR} at (132,52) size 1x0
               RenderText {#text} at (2,56) size 75x18
                 text run at (2,56) width 31: "CA  "
                 text run at (32,56) width 45: "00000 "
-              RenderBR {BR} at (0,0) size 0x0
+              LayoutBR {BR} at (0,0) size 0x0
               RenderText {#text} at (2,74) size 100x18
                 text run at (2,74) width 100: "(000) 000-0000"
             LayoutTableCell {TD} at (252,102) size 24x5 [border: (1px inset #808080)] [r=2 c=2 rs=1 cs=1]