Hide invalid datalist suggestions

chrome/renderer/autofill/autofill_agent.cc

 // Copyright (c) 2012 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 "chrome/renderer/autofill/autofill_agent.h"
 
 #include "base/bind.h"
 #include "base/message_loop.h"
 #include "base/time.h"
 #include "base/utf_string_conversions.h"
@@ skipping 43 matching lines @@
                                std::vector<string16>* values,
                                std::vector<string16>* labels,
                                std::vector<string16>* icons,
                                std::vector<int>* item_ids) {
   WebNodeCollection options = element.dataListOptions();
   if (options.isNull())
     return;
 
   for (WebOptionElement option = options.firstItem().to<WebOptionElement>();
       !option.isNull(); option = options.nextItem().to<WebOptionElement>()) {
-    if (!StartsWith(option.value(), element.value(), false))
+    if (!StartsWith(option.value(), element.value(), false) ||
+        !element.isValidValue(option.value()))
       continue;
 
     values->push_back(option.value());
     if (option.value() != option.label())
       labels->push_back(option.label());
     else
       labels->push_back(string16());
     icons->push_back(string16());
     item_ids->push_back(WebAutofillClient::MenuItemIDDataListEntry);
   }
@@ skipping 508 matching lines @@
 
 void AutofillAgent::SetNodeText(const string16& value,
                                 WebKit::WebInputElement* node) {
   string16 substring = value;
   substring = substring.substr(0, node->maxLength());
 
   node->setValue(substring, true);
 }
 
 }  // namespace autofill