Remove use of WebNode/WebElement in translate_helper

third_party/WebKit/Source/web/WebDocument.cpp

Index: third_party/WebKit/Source/web/WebDocument.cpp
diff --git a/third_party/WebKit/Source/web/WebDocument.cpp b/third_party/WebKit/Source/web/WebDocument.cpp
index 26f088f28b54f3237bcfe5ef412fc80c929e0bd1..593b3763fe3501a8b0fc976dab535fcae4d77ffb 100644
--- a/third_party/WebKit/Source/web/WebDocument.cpp
+++ b/third_party/WebKit/Source/web/WebDocument.cpp
@@ -92,6 +92,14 @@ WebString WebDocument::contentLanguage() const {
   return constUnwrap<Document>()->contentLanguage();
 }
 
+WebString WebDocument::documentLanguage() const {
+  return constUnwrap<Document>()->documentLanguage();
+}
+
+WebVector<WebString> WebDocument::getMetaValues(WebString name) const {
+  return constUnwrap<Document>()->getMetaValues(name);
+}
+
 WebString WebDocument::referrer() const {
   return constUnwrap<Document>()->referrer();
 }