Move and rename RenderBR to LayoutBR.

LayoutTests/platform/win/transforms/3d/point-mapping/3d-point-mapping-expected.txt

Index: LayoutTests/platform/win/transforms/3d/point-mapping/3d-point-mapping-expected.txt
diff --git a/LayoutTests/platform/win/transforms/3d/point-mapping/3d-point-mapping-expected.txt b/LayoutTests/platform/win/transforms/3d/point-mapping/3d-point-mapping-expected.txt
index 90b1c5061f5f0a4d8ad6616ee344405fbcc056bd..815e426dae6a5ed5d94a02401aabb94e45b070d6 100644
--- a/LayoutTests/platform/win/transforms/3d/point-mapping/3d-point-mapping-expected.txt
+++ b/LayoutTests/platform/win/transforms/3d/point-mapping/3d-point-mapping-expected.txt
@@ -8,39 +8,39 @@ layer at (30,500) size 343x162 backgroundClip at (0,0) size 785x600 clip at (0,0
     RenderInline {SPAN} at (0,0) size 304x17 [color=#008000]
       RenderText {#text} at (0,0) size 304x17
         text run at (0,0) width 304: "PASS: event at (44, 44) hit box1 at offset (2, 2)"
-    RenderBR {BR} at (303,14) size 1x0
+    LayoutBR {BR} at (303,14) size 1x0
     RenderInline {SPAN} at (0,0) size 304x17 [color=#008000]
       RenderText {#text} at (0,18) size 304x17
         text run at (0,18) width 304: "PASS: event at (69, 55) hit box2 at offset (2, 2)"
-    RenderBR {BR} at (303,32) size 1x0
+    LayoutBR {BR} at (303,32) size 1x0
     RenderInline {SPAN} at (0,0) size 336x17 [color=#008000]
       RenderText {#text} at (0,36) size 336x17
         text run at (0,36) width 336: "PASS: event at (165, 182) hit box2 at offset (96, 96)"
-    RenderBR {BR} at (335,50) size 1x0
+    LayoutBR {BR} at (335,50) size 1x0
     RenderInline {SPAN} at (0,0) size 312x17 [color=#008000]
       RenderText {#text} at (0,54) size 312x17
         text run at (0,54) width 312: "PASS: event at (333, 79) hit box7 at offset (2, 2)"
-    RenderBR {BR} at (311,68) size 1x0
+    LayoutBR {BR} at (311,68) size 1x0
     RenderInline {SPAN} at (0,0) size 320x17 [color=#008000]
       RenderText {#text} at (0,72) size 320x17
         text run at (0,72) width 320: "PASS: event at (87, 325) hit box10 at offset (2, 2)"
-    RenderBR {BR} at (319,86) size 1x0
+    LayoutBR {BR} at (319,86) size 1x0
     RenderInline {SPAN} at (0,0) size 344x17 [color=#008000]
       RenderText {#text} at (0,90) size 344x17
         text run at (0,90) width 344: "PASS: event at (196, 467) hit box10 at offset (98, 98)"
-    RenderBR {BR} at (343,104) size 1x0
+    LayoutBR {BR} at (343,104) size 1x0
     RenderInline {SPAN} at (0,0) size 328x17 [color=#008000]
       RenderText {#text} at (0,108) size 328x17
         text run at (0,108) width 328: "PASS: event at (333, 325) hit box13 at offset (2, 2)"
-    RenderBR {BR} at (327,122) size 1x0
+    LayoutBR {BR} at (327,122) size 1x0
     RenderInline {SPAN} at (0,0) size 328x17 [color=#008000]
       RenderText {#text} at (0,126) size 328x17
         text run at (0,126) width 328: "PASS: event at (353, 352) hit box14 at offset (2, 2)"
-    RenderBR {BR} at (327,140) size 1x0
+    LayoutBR {BR} at (327,140) size 1x0
     RenderInline {SPAN} at (0,0) size 344x17 [color=#008000]
       RenderText {#text} at (0,144) size 344x17
         text run at (0,144) width 344: "PASS: event at (472, 507) hit box14 at offset (97, 97)"
-    RenderBR {BR} at (343,158) size 1x0
+    LayoutBR {BR} at (343,158) size 1x0
 layer at (21,21) size 202x202
   RenderBlock (positioned) {DIV} at (21,21) size 202x202 [border: (1px solid #000000)]
 layer at (42,42) size 140x140