Move and rename RenderBR to LayoutBR.

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

Index: LayoutTests/platform/win/transforms/3d/point-mapping/3d-point-mapping-preserve-3d-expected.txt
diff --git a/LayoutTests/platform/win/transforms/3d/point-mapping/3d-point-mapping-preserve-3d-expected.txt b/LayoutTests/platform/win/transforms/3d/point-mapping/3d-point-mapping-preserve-3d-expected.txt
index 45327cc983c478c37a23a0e0022c5e0a2c326212..b0d8248801aba14395a32bbc12356020b3033316 100644
--- a/LayoutTests/platform/win/transforms/3d/point-mapping/3d-point-mapping-preserve-3d-expected.txt
+++ b/LayoutTests/platform/win/transforms/3d/point-mapping/3d-point-mapping-preserve-3d-expected.txt
@@ -8,71 +8,71 @@ layer at (30,500) size 343x306 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 (74, 68) 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 (157, 164) hit box2 at offset (98, 98)"
-    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 (320, 68) hit box4 at offset (2, 2)"
-    RenderBR {BR} at (311,68) size 1x0
+    LayoutBR {BR} at (311,68) size 1x0
     RenderInline {SPAN} at (0,0) size 312x17 [color=#008000]
       RenderText {#text} at (0,72) size 312x17
         text run at (0,72) width 312: "PASS: event at (336, 87) hit box5 at offset (2, 2)"
-    RenderBR {BR} at (311,86) size 1x0
+    LayoutBR {BR} at (311,86) size 1x0
     RenderInline {SPAN} at (0,0) size 312x17 [color=#008000]
       RenderText {#text} at (0,90) size 312x17
         text run at (0,90) width 312: "PASS: event at (582, 87) hit box8 at offset (2, 2)"
-    RenderBR {BR} at (311,104) size 1x0
+    LayoutBR {BR} at (311,104) size 1x0
     RenderInline {SPAN} at (0,0) size 336x17 [color=#008000]
       RenderText {#text} at (0,108) size 336x17
         text run at (0,108) width 336: "PASS: event at (658, 174) hit box8 at offset (86, 86)"
-    RenderBR {BR} at (335,122) size 1x0
+    LayoutBR {BR} at (335,122) size 1x0
     RenderInline {SPAN} at (0,0) size 320x17 [color=#008000]
       RenderText {#text} at (0,126) size 320x17
         text run at (0,126) width 320: "PASS: event at (74, 314) hit box10 at offset (2, 2)"
-    RenderBR {BR} at (319,140) size 1x0
+    LayoutBR {BR} at (319,140) size 1x0
     RenderInline {SPAN} at (0,0) size 320x17 [color=#008000]
       RenderText {#text} at (0,144) size 320x17
         text run at (0,144) width 320: "PASS: event at (91, 351) hit box11 at offset (2, 2)"
-    RenderBR {BR} at (319,158) size 1x0
+    LayoutBR {BR} at (319,158) size 1x0
     RenderInline {SPAN} at (0,0) size 328x17 [color=#008000]
       RenderText {#text} at (0,162) size 328x17
         text run at (0,162) width 328: "PASS: event at (320, 314) hit box13 at offset (2, 2)"
-    RenderBR {BR} at (327,176) size 1x0
+    LayoutBR {BR} at (327,176) size 1x0
     RenderInline {SPAN} at (0,0) size 328x17 [color=#008000]
       RenderText {#text} at (0,180) size 328x17
         text run at (0,180) width 328: "PASS: event at (343, 351) hit box14 at offset (2, 2)"
-    RenderBR {BR} at (327,194) size 1x0
+    LayoutBR {BR} at (327,194) size 1x0
     RenderInline {SPAN} at (0,0) size 328x17 [color=#008000]
       RenderText {#text} at (0,198) size 328x17
         text run at (0,198) width 328: "PASS: event at (365, 375) hit box15 at offset (2, 2)"
-    RenderBR {BR} at (327,212) size 1x0
+    LayoutBR {BR} at (327,212) size 1x0
     RenderInline {SPAN} at (0,0) size 328x17 [color=#008000]
       RenderText {#text} at (0,216) size 328x17
         text run at (0,216) width 328: "PASS: event at (566, 314) hit box17 at offset (2, 2)"
-    RenderBR {BR} at (327,230) size 1x0
+    LayoutBR {BR} at (327,230) size 1x0
     RenderInline {SPAN} at (0,0) size 328x17 [color=#008000]
       RenderText {#text} at (0,234) size 328x17
         text run at (0,234) width 328: "PASS: event at (587, 352) hit box18 at offset (2, 2)"
-    RenderBR {BR} at (327,248) size 1x0
+    LayoutBR {BR} at (327,248) size 1x0
     RenderInline {SPAN} at (0,0) size 328x17 [color=#008000]
       RenderText {#text} at (0,252) size 328x17
         text run at (0,252) width 328: "PASS: event at (629, 401) hit box19 at offset (2, 2)"
-    RenderBR {BR} at (327,266) size 1x0
+    LayoutBR {BR} at (327,266) size 1x0
     RenderInline {SPAN} at (0,0) size 328x17 [color=#008000]
       RenderText {#text} at (0,270) size 328x17
         text run at (0,270) width 328: "PASS: event at (653, 422) hit box20 at offset (2, 2)"
-    RenderBR {BR} at (327,284) size 1x0
+    LayoutBR {BR} at (327,284) size 1x0
     RenderInline {SPAN} at (0,0) size 344x17 [color=#008000]
       RenderText {#text} at (0,288) size 344x17
         text run at (0,288) width 344: "PASS: event at (745, 505) hit box20 at offset (86, 87)"
-    RenderBR {BR} at (343,302) size 1x0
+    LayoutBR {BR} at (343,302) 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