Add new SplitString backend.

components/autofill/content/renderer/autofill_agent.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/autofill/content/renderer/autofill_agent.h"
 
 #include "base/auto_reset.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/location.h"
@@ skipping 467 matching lines @@
 void AutofillAgent::AcceptDataListSuggestion(
     const base::string16& suggested_value) {
   WebInputElement* input_element = toWebInputElement(&element_);
   DCHECK(input_element);
   base::string16 new_value = suggested_value;
   // If this element takes multiple values then replace the last part with
   // the suggestion.
   if (input_element->isMultiple() && input_element->isEmailField()) {
     std::vector<base::string16> parts;
 
-    base::SplitStringDontTrim(input_element->editingValue(), ',', &parts);
+    base::SplitStringDontTrim(
+        base::StringPiece16(input_element->editingValue()), ',', &parts);
     if (parts.size() == 0)
       parts.push_back(base::string16());
 
     base::string16 last_part = parts.back();
     // We want to keep just the leading whitespace.
     for (size_t i = 0; i < last_part.size(); ++i) {
       if (!IsWhitespace(last_part[i])) {
         last_part = last_part.substr(0, i);
         break;
       }
@@ skipping 295 matching lines @@
 
 void AutofillAgent::LegacyAutofillAgent::OnDestruct() {
   // No-op. Don't delete |this|.
 }
 
 void AutofillAgent::LegacyAutofillAgent::FocusChangeComplete() {
   agent_->FocusChangeComplete();
 }
 
 }  // namespace autofill