[Attempt 2] Inform Chrome client of changes to an input's datalist.

Source/web/ChromeClientImpl.cpp

Index: Source/web/ChromeClientImpl.cpp
diff --git a/Source/web/ChromeClientImpl.cpp b/Source/web/ChromeClientImpl.cpp
index d98ab12d30fe6d9360f3dd3e4c7e747dd94bc7a2..7bb7839e092c1c83950e2a1d6f0b7292fc02257e 100644
--- a/Source/web/ChromeClientImpl.cpp
+++ b/Source/web/ChromeClientImpl.cpp
@@ -874,4 +874,14 @@ void ChromeClientImpl::openTextDataListChooser(HTMLInputElement& input)
         webframe->autofillClient()->openTextDataListChooser(WebInputElement(&input));
 }
 
+void ChromeClientImpl::textFieldDataListChanged(HTMLInputElement& input)
+{
+    // FIXME: remove. See http://crbug.com/425756
+    if (m_webView->autofillClient())
+        m_webView->autofillClient()->dataListOptionsChanged(WebInputElement(&input));
+    WebLocalFrameImpl* webframe = WebLocalFrameImpl::fromFrame(input.document().frame());
+    if (webframe->autofillClient())
+        webframe->autofillClient()->dataListOptionsChanged(WebInputElement(&input));
+}
+
 } // namespace blink