Remove unused editing related member functions from WebViewClient

LayoutTests/platform/win/editing/style/typing-style-001-expected.txt

Index: LayoutTests/platform/win/editing/style/typing-style-001-expected.txt
diff --git a/LayoutTests/platform/win/editing/style/typing-style-001-expected.txt b/LayoutTests/platform/win/editing/style/typing-style-001-expected.txt
index 6fb7557cc39b238b2d25eb56910ef57399a51f57..639b8ca462718265555111395d55f65de34764f5 100644
--- a/LayoutTests/platform/win/editing/style/typing-style-001-expected.txt
+++ b/LayoutTests/platform/win/editing/style/typing-style-001-expected.txt
@@ -1,5 +1,3 @@
-EDITING DELEGATE: shouldBeginEditingInDOMRange:range from 0 of DIV > BODY > HTML > #document to 3 of DIV > BODY > HTML > #document
-EDITING DELEGATE: webViewDidBeginEditing:WebViewDidBeginEditingNotification
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
@@ -13,36 +11,26 @@ EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotificatio
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
-EDITING DELEGATE: shouldDeleteDOMRange:range from 3 of #text > I > SPAN > DIV > BODY > HTML > #document to 4 of #text > I > SPAN > DIV > BODY > HTML > #document
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChange:WebViewDidChangeNotification
-EDITING DELEGATE: shouldDeleteDOMRange:range from 2 of #text > I > SPAN > DIV > BODY > HTML > #document to 3 of #text > I > SPAN > DIV > BODY > HTML > #document
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChange:WebViewDidChangeNotification
-EDITING DELEGATE: shouldDeleteDOMRange:range from 1 of #text > I > SPAN > DIV > BODY > HTML > #document to 2 of #text > I > SPAN > DIV > BODY > HTML > #document
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChange:WebViewDidChangeNotification
-EDITING DELEGATE: shouldDeleteDOMRange:range from 0 of #text > I > SPAN > DIV > BODY > HTML > #document to 1 of #text > I > SPAN > DIV > BODY > HTML > #document
-EDITING DELEGATE: shouldChangeSelectedDOMRange:range from 8 of #text > SPAN > DIV > BODY > HTML > #document to 8 of #text > SPAN > DIV > BODY > HTML > #document toDOMRange:range from 8 of #text > SPAN > DIV > BODY > HTML > #document to 8 of #text > SPAN > DIV > BODY > HTML > #document affinity:NSSelectionAffinityDownstream stillSelecting:FALSE
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChange:WebViewDidChangeNotification
-EDITING DELEGATE: shouldDeleteDOMRange:range from 7 of #text > SPAN > DIV > BODY > HTML > #document to 8 of #text > SPAN > DIV > BODY > HTML > #document
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChange:WebViewDidChangeNotification
-EDITING DELEGATE: shouldChangeSelectedDOMRange:range from 7 of #text > SPAN > DIV > BODY > HTML > #document to 7 of #text > SPAN > DIV > BODY > HTML > #document toDOMRange:range from 8 of #text > SPAN > DIV > BODY > HTML > #document to 8 of #text > SPAN > DIV > BODY > HTML > #document affinity:NSSelectionAffinityDownstream stillSelecting:FALSE
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChange:WebViewDidChangeNotification
-EDITING DELEGATE: shouldChangeSelectedDOMRange:range from 8 of #text > SPAN > DIV > BODY > HTML > #document to 8 of #text > SPAN > DIV > BODY > HTML > #document toDOMRange:range from 9 of #text > SPAN > DIV > BODY > HTML > #document to 9 of #text > SPAN > DIV > BODY > HTML > #document affinity:NSSelectionAffinityDownstream stillSelecting:FALSE
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChange:WebViewDidChangeNotification
-EDITING DELEGATE: shouldChangeSelectedDOMRange:range from 9 of #text > SPAN > DIV > BODY > HTML > #document to 9 of #text > SPAN > DIV > BODY > HTML > #document toDOMRange:range from 10 of #text > SPAN > DIV > BODY > HTML > #document to 10 of #text > SPAN > DIV > BODY > HTML > #document affinity:NSSelectionAffinityDownstream stillSelecting:FALSE
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChange:WebViewDidChangeNotification
-EDITING DELEGATE: shouldChangeSelectedDOMRange:range from 10 of #text > SPAN > DIV > BODY > HTML > #document to 10 of #text > SPAN > DIV > BODY > HTML > #document toDOMRange:range from 11 of #text > SPAN > DIV > BODY > HTML > #document to 11 of #text > SPAN > DIV > BODY > HTML > #document affinity:NSSelectionAffinityDownstream stillSelecting:FALSE
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChange:WebViewDidChangeNotification
 layer at (0,0) size 800x600