Make contenteditable="false" element as atomic node for selection motion

LayoutTests/platform/chromium-win/editing/selection/4889598-expected.txt

Index: LayoutTests/platform/chromium-win/editing/selection/4889598-expected.txt
diff --git a/LayoutTests/platform/chromium-win/editing/selection/4889598-expected.txt b/LayoutTests/platform/chromium-win/editing/selection/4889598-expected.txt
deleted file mode 100644
index c44e8792eaae01d73ceac465098c955188a05326..0000000000000000000000000000000000000000
--- a/LayoutTests/platform/chromium-win/editing/selection/4889598-expected.txt
+++ /dev/null
@@ -1,65 +0,0 @@
-EDITING DELEGATE: shouldBeginEditingInDOMRange:range from 0 of DIV > BODY > HTML > #document to 7 of DIV > BODY > HTML > #document
-EDITING DELEGATE: webViewDidBeginEditing:WebViewDidBeginEditingNotification
-EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
-EDITING DELEGATE: shouldEndEditingInDOMRange:range from 0 of DIV > BODY > HTML > #document to 7 of DIV > BODY > HTML > #document
-EDITING DELEGATE: webViewDidEndEditing:WebViewDidEndEditingNotification
-EDITING DELEGATE: shouldBeginEditingInDOMRange:range from 0 of SPAN > TD > TR > TBODY > TABLE > DIV > BODY > HTML > #document to 1 of SPAN > TD > TR > TBODY > TABLE > DIV > BODY > HTML > #document
-EDITING DELEGATE: webViewDidBeginEditing:WebViewDidBeginEditingNotification
-EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
-EDITING DELEGATE: shouldEndEditingInDOMRange:range from 0 of SPAN > TD > TR > TBODY > TABLE > DIV > BODY > HTML > #document to 1 of SPAN > TD > TR > TBODY > TABLE > DIV > BODY > HTML > #document
-EDITING DELEGATE: webViewDidEndEditing:WebViewDidEndEditingNotification
-EDITING DELEGATE: shouldBeginEditingInDOMRange:range from 0 of DIV > BODY > HTML > #document to 7 of DIV > BODY > HTML > #document
-EDITING DELEGATE: webViewDidBeginEditing:WebViewDidBeginEditingNotification
-EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
-EDITING DELEGATE: shouldEndEditingInDOMRange:range from 0 of DIV > BODY > HTML > #document to 7 of DIV > BODY > HTML > #document
-EDITING DELEGATE: webViewDidEndEditing:WebViewDidEndEditingNotification
-EDITING DELEGATE: shouldBeginEditingInDOMRange:range from 0 of SPAN > TD > TR > TBODY > TABLE > DIV > BODY > HTML > #document to 1 of SPAN > TD > TR > TBODY > TABLE > DIV > BODY > HTML > #document
-EDITING DELEGATE: webViewDidBeginEditing:WebViewDidBeginEditingNotification
-EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
-EDITING DELEGATE: shouldEndEditingInDOMRange:range from 0 of SPAN > TD > TR > TBODY > TABLE > DIV > BODY > HTML > #document to 1 of SPAN > TD > TR > TBODY > TABLE > DIV > BODY > HTML > #document
-EDITING DELEGATE: webViewDidEndEditing:WebViewDidEndEditingNotification
-EDITING DELEGATE: shouldBeginEditingInDOMRange:range from 0 of DIV > BODY > HTML > #document to 7 of DIV > BODY > HTML > #document
-EDITING DELEGATE: webViewDidBeginEditing:WebViewDidBeginEditingNotification
-EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
-EDITING DELEGATE: shouldEndEditingInDOMRange:range from 0 of DIV > BODY > HTML > #document to 7 of DIV > BODY > HTML > #document
-EDITING DELEGATE: webViewDidEndEditing:WebViewDidEndEditingNotification
-EDITING DELEGATE: shouldBeginEditingInDOMRange:range from 0 of SPAN > TD > TR > TBODY > TABLE > DIV > BODY > HTML > #document to 1 of SPAN > TD > TR > TBODY > TABLE > DIV > BODY > HTML > #document
-EDITING DELEGATE: webViewDidBeginEditing:WebViewDidBeginEditingNotification
-EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
-EDITING DELEGATE: shouldEndEditingInDOMRange:range from 0 of SPAN > TD > TR > TBODY > TABLE > DIV > BODY > HTML > #document to 1 of SPAN > TD > TR > TBODY > TABLE > DIV > BODY > HTML > #document
-EDITING DELEGATE: webViewDidEndEditing:WebViewDidEndEditingNotification
-EDITING DELEGATE: shouldBeginEditingInDOMRange:range from 0 of DIV > BODY > HTML > #document to 7 of DIV > BODY > HTML > #document
-EDITING DELEGATE: webViewDidBeginEditing:WebViewDidBeginEditingNotification
-EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
-EDITING DELEGATE: shouldEndEditingInDOMRange:range from 0 of DIV > BODY > HTML > #document to 7 of DIV > BODY > HTML > #document
-EDITING DELEGATE: webViewDidEndEditing:WebViewDidEndEditingNotification
-EDITING DELEGATE: shouldBeginEditingInDOMRange:range from 0 of SPAN > TD > TR > TBODY > TABLE > DIV > BODY > HTML > #document to 1 of SPAN > TD > TR > TBODY > TABLE > DIV > BODY > HTML > #document
-EDITING DELEGATE: webViewDidBeginEditing:WebViewDidBeginEditingNotification
-EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
-layer at (0,0) size 800x600
-  RenderView at (0,0) size 800x600
-layer at (0,0) size 800x600
-  RenderBlock {HTML} at (0,0) size 800x600
-    RenderBody {BODY} at (8,8) size 784x584
-      RenderBlock {P} at (0,0) size 784x20
-        RenderText {#text} at (0,0) size 740x19
-          text run at (0,0) width 740: "This tests for a bug moving down by a line from a line just above a ToDo, and moving up by a line from just below a ToDo."
-      RenderBlock {DIV} at (0,36) size 784x70
-        RenderBlock {DIV} at (0,0) size 784x20
-          RenderText {#text} at (0,0) size 261x19
-            text run at (0,0) width 261: "Click anywhere in this line and move down."
-        RenderTable {TABLE} at (0,20) size 318x30 [border: (1px outset #808080)]
-          RenderTableSection {TBODY} at (1,1) size 316x28
-            RenderTableRow {TR} at (0,2) size 316x24
-              RenderTableCell {TD} at (2,2) size 312x24 [border: (1px inset #808080)] [r=0 c=0 rs=1 cs=1]
-                RenderText {#text} at (2,2) size 61x19
-                  text run at (2,2) width 61: "The caret "
-                RenderInline {SPAN} at (0,0) size 39x19 [color=#0000FF]
-                  RenderText {#text} at (63,2) size 39x19
-                    text run at (63,2) width 39: "should"
-                RenderText {#text} at (102,2) size 208x19
-                  text run at (102,2) width 208: " always go into the editable region."
-        RenderBlock {DIV} at (0,50) size 784x20
-          RenderText {#text} at (0,0) size 242x19
-            text run at (0,0) width 242: "Click anywhere in this line and move up."
-caret: position 6 of child 0 {#text} of child 1 {SPAN} of child 0 {TD} of child 0 {TR} of child 0 {TBODY} of child 3 {TABLE} of child 2 {DIV} of body