Remove unused editing related member functions from WebViewClient

LayoutTests/editing/pasteboard/paste-text-002-expected.txt

Index: LayoutTests/editing/pasteboard/paste-text-002-expected.txt
diff --git a/LayoutTests/editing/pasteboard/paste-text-002-expected.txt b/LayoutTests/editing/pasteboard/paste-text-002-expected.txt
index 09a510b1732bde72656e862b42b3325951f1008b..d6c087d5f61a1744a9e9c970d8388eb11bb1ffae 100644
--- a/LayoutTests/editing/pasteboard/paste-text-002-expected.txt
+++ b/LayoutTests/editing/pasteboard/paste-text-002-expected.txt
@@ -1,5 +1,3 @@
-EDITING DELEGATE: shouldBeginEditingInDOMRange:range from 0 of DIV > BODY > HTML > #document to 9 of DIV > BODY > HTML > #document
-EDITING DELEGATE: webViewDidBeginEditing:WebViewDidBeginEditingNotification
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
@@ -51,15 +49,11 @@ EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotificatio
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
-EDITING DELEGATE: shouldInsertNode:#document-fragment replacingDOMRange:range from 6 of #text > DIV > DIV > BODY > HTML > #document to 11 of #text > DIV > DIV > BODY > HTML > #document givenAction:WebViewInsertActionPasted
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
-EDITING DELEGATE: shouldChangeSelectedDOMRange:range from 5 of #text > DIV > DIV > BODY > HTML > #document to 45 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: shouldInsertNode:#document-fragment replacingDOMRange:range from 11 of #text > DIV > DIV > BODY > HTML > #document to 11 of #text > DIV > DIV > BODY > HTML > #document givenAction:WebViewInsertActionPasted
 EDITING DELEGATE: webViewDidChangeSelection:WebViewDidChangeSelectionNotification
-EDITING DELEGATE: shouldChangeSelectedDOMRange:range from 43 of #text > DIV > DIV > BODY > HTML > #document to 43 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
 This tests copy and pastes "is a tide in the affairs of men,\nWhich taken" twice.