Adding a word to dictionary should remove spelling markers

Source/web/WebLocalFrameImpl.cpp

Index: Source/web/WebLocalFrameImpl.cpp
diff --git a/Source/web/WebLocalFrameImpl.cpp b/Source/web/WebLocalFrameImpl.cpp
index e6cf59872f4c05426d3870e5c63e2357132f7596..fc72380926ee48d0a23e9f9c21971af66af8c458 100644
--- a/Source/web/WebLocalFrameImpl.cpp
+++ b/Source/web/WebLocalFrameImpl.cpp
@@ -1833,6 +1833,15 @@ void WebLocalFrameImpl::willDetachParent()
     }
 }
 
+void WebLocalFrameImpl::removeSpellingMarkersUnderWords(const WebVector<WebString>& words)
+{
+    WTF::Vector<String> convertedWords(words.size());
+    convertedWords.resize(0);
+    std::copy(words.data(), words.data() + words.size(), std::begin(convertedWords));
+
+    frame()->spellChecker().removeSpellingMarkersUnderWords(convertedWords);
+}
+
 WebLocalFrameImpl* WebLocalFrameImpl::activeMatchFrame() const
 {
     ASSERT(!parent());