Remove unused editing related member functions from WebViewClient

LayoutTests/editing/deleting/delete-by-word-001-expected.txt

Index: LayoutTests/editing/deleting/delete-by-word-001-expected.txt
diff --git a/LayoutTests/editing/deleting/delete-by-word-001-expected.txt b/LayoutTests/editing/deleting/delete-by-word-001-expected.txt
index 44f10c356a97767b95a0ce35c94133771fed3ffd..97d9d9b3ce8967445cff064387c027012d7f3abe 100644
--- a/LayoutTests/editing/deleting/delete-by-word-001-expected.txt
+++ b/LayoutTests/editing/deleting/delete-by-word-001-expected.txt
@@ -1,31 +1,21 @@
-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
-EDITING DELEGATE: shouldChangeSelectedDOMRange:range from 8 of #text > DIV > DIV > BODY > HTML > #document to 8 of #text > DIV > DIV > BODY > HTML > #document toDOMRange:range from 9 of #text > DIV > DIV > BODY > HTML > #document to 9 of #text > DIV > DIV > BODY > HTML > #document affinity:NSSelectionAffinityDownstream stillSelecting:FALSE
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChange:WebViewDidChangeNotification
-EDITING DELEGATE: shouldChangeSelectedDOMRange:range from 9 of #text > DIV > DIV > BODY > HTML > #document to 9 of #text > DIV > DIV > BODY > HTML > #document toDOMRange:range from 10 of #text > DIV > DIV > BODY > HTML > #document to 10 of #text > DIV > DIV > BODY > HTML > #document affinity:NSSelectionAffinityDownstream stillSelecting:FALSE
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChange:WebViewDidChangeNotification
-EDITING DELEGATE: shouldChangeSelectedDOMRange:range from 10 of #text > DIV > DIV > BODY > HTML > #document to 10 of #text > DIV > DIV > BODY > HTML > #document toDOMRange:range from 11 of #text > DIV > DIV > BODY > HTML > #document to 11 of #text > DIV > DIV > BODY > HTML > #document affinity:NSSelectionAffinityDownstream stillSelecting:FALSE
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChange:WebViewDidChangeNotification
-EDITING DELEGATE: shouldChangeSelectedDOMRange:range from 11 of #text > DIV > DIV > BODY > HTML > #document to 11 of #text > DIV > DIV > BODY > HTML > #document toDOMRange:range from 12 of #text > DIV > DIV > BODY > HTML > #document to 12 of #text > DIV > DIV > BODY > HTML > #document affinity:NSSelectionAffinityDownstream stillSelecting:FALSE
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChange:WebViewDidChangeNotification
-EDITING DELEGATE: shouldDeleteDOMRange:range from 9 of #text > DIV > DIV > BODY > HTML > #document to 12 of #text > DIV > DIV > BODY > HTML > #document
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChange:WebViewDidChangeNotification
-EDITING DELEGATE: shouldChangeSelectedDOMRange:range from 9 of #text > DIV > DIV > BODY > HTML > #document to 9 of #text > DIV > DIV > BODY > HTML > #document toDOMRange:range from 10 of #text > DIV > DIV > BODY > HTML > #document to 10 of #text > DIV > DIV > BODY > HTML > #document affinity:NSSelectionAffinityDownstream stillSelecting:FALSE
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChange:WebViewDidChangeNotification
-EDITING DELEGATE: shouldChangeSelectedDOMRange:range from 10 of #text > DIV > DIV > BODY > HTML > #document to 10 of #text > DIV > DIV > BODY > HTML > #document toDOMRange:range from 11 of #text > DIV > DIV > BODY > HTML > #document to 11 of #text > DIV > DIV > BODY > HTML > #document affinity:NSSelectionAffinityDownstream stillSelecting:FALSE
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChange:WebViewDidChangeNotification
-EDITING DELEGATE: shouldChangeSelectedDOMRange:range from 11 of #text > DIV > DIV > BODY > HTML > #document to 11 of #text > DIV > DIV > BODY > HTML > #document toDOMRange:range from 12 of #text > DIV > DIV > BODY > HTML > #document to 12 of #text > DIV > DIV > BODY > HTML > #document affinity:NSSelectionAffinityDownstream stillSelecting:FALSE
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChange:WebViewDidChangeNotification
 Tests: