Move autofill related WebView{Delegate} methods into the WebKit API....

chrome/browser/autofill_manager.h

Index: chrome/browser/autofill_manager.h
===================================================================
--- chrome/browser/autofill_manager.h	(revision 29209)
+++ chrome/browser/autofill_manager.h	(working copy)
@@ -30,11 +30,11 @@
 
   // RenderViewHostDelegate::Autofill implementation.
   virtual void AutofillFormSubmitted(const webkit_glue::AutofillForm& form);
-  virtual bool GetAutofillSuggestions(int request_id,
-                                      const std::wstring& name,
-                                      const std::wstring& prefix);
-  virtual void RemoveAutofillEntry(const std::wstring& name,
-                                   const std::wstring& value);
+  virtual bool GetAutofillSuggestions(int query_id,
+                                      const string16& name,
+                                      const string16& prefix);
+  virtual void RemoveAutofillEntry(const string16& name,
+                                   const string16& value);
 
   // WebDataServiceConsumer implementation.
   virtual void OnWebDataServiceRequestDone(WebDataService::Handle h,
@@ -55,7 +55,7 @@
   // is queried on another thread, we record the query handle until we
   // get called back.
   WebDataService::Handle pending_query_handle_;
-  int request_id_;
+  int query_id_;
 
   DISALLOW_COPY_AND_ASSIGN(AutofillManager);
 };