Remove unused editing related member functions from WebViewClient

LayoutTests/platform/win/editing/inserting/typing-at-end-of-line-expected.txt

Index: LayoutTests/platform/win/editing/inserting/typing-at-end-of-line-expected.txt
diff --git a/LayoutTests/platform/win/editing/inserting/typing-at-end-of-line-expected.txt b/LayoutTests/platform/win/editing/inserting/typing-at-end-of-line-expected.txt
index 9ae31c2b33e4a7e69a76b492df50edc41c0b9051..d2cf31976a5db601bcfb6510cdecc04085a9bc2d 100644
--- a/LayoutTests/platform/win/editing/inserting/typing-at-end-of-line-expected.txt
+++ b/LayoutTests/platform/win/editing/inserting/typing-at-end-of-line-expected.txt
@@ -1,21 +1,14 @@
-EDITING DELEGATE: shouldBeginEditingInDOMRange:range from 0 of DIV > BODY > HTML > #document to 1 of DIV > BODY > HTML > #document
-EDITING DELEGATE: webViewDidBeginEditing:WebViewDidBeginEditingNotification
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
-EDITING DELEGATE: shouldChangeSelectedDOMRange:range from 152 of #text > DIV > BODY > HTML > #document to 152 of #text > DIV > BODY > HTML > #document toDOMRange:range from 153 of #text > DIV > BODY > HTML > #document to 153 of #text > DIV > BODY > HTML > #document affinity:NSSelectionAffinityDownstream stillSelecting:FALSE
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChange:WebViewDidChangeNotification
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
-EDITING DELEGATE: shouldChangeSelectedDOMRange:range from 152 of #text > DIV > BODY > HTML > #document to 152 of #text > DIV > BODY > HTML > #document toDOMRange:range from 154 of #text > DIV > BODY > HTML > #document to 154 of #text > DIV > BODY > HTML > #document affinity:NSSelectionAffinityDownstream stillSelecting:FALSE
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChange:WebViewDidChangeNotification
-EDITING DELEGATE: shouldChangeSelectedDOMRange:range from 154 of #text > DIV > BODY > HTML > #document to 154 of #text > DIV > BODY > HTML > #document toDOMRange:range from 155 of #text > DIV > BODY > HTML > #document to 155 of #text > DIV > BODY > HTML > #document affinity:NSSelectionAffinityDownstream stillSelecting:FALSE
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChange:WebViewDidChangeNotification
-EDITING DELEGATE: shouldChangeSelectedDOMRange:range from 155 of #text > DIV > BODY > HTML > #document to 155 of #text > DIV > BODY > HTML > #document toDOMRange:range from 156 of #text > DIV > BODY > HTML > #document to 156 of #text > DIV > BODY > HTML > #document affinity:NSSelectionAffinityDownstream stillSelecting:FALSE
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChange:WebViewDidChangeNotification
-EDITING DELEGATE: shouldChangeSelectedDOMRange:range from 156 of #text > DIV > BODY > HTML > #document to 156 of #text > DIV > BODY > HTML > #document toDOMRange:range from 157 of #text > DIV > BODY > HTML > #document to 157 of #text > DIV > BODY > HTML > #document affinity:NSSelectionAffinityDownstream stillSelecting:FALSE
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChange:WebViewDidChangeNotification
 layer at (0,0) size 879x585