Add a WebDocument::watchCssSelectors(selectors)

Source/WebKit/chromium/src/WebDocument.cpp

Index: Source/WebKit/chromium/src/WebDocument.cpp
diff --git a/Source/WebKit/chromium/src/WebDocument.cpp b/Source/WebKit/chromium/src/WebDocument.cpp
index cd1fce25fc60a037b41300370af8fe0a2857fbdc..04eae2f398194db3da9bbad2cf4c644dc5a6d6b4 100644
--- a/Source/WebKit/chromium/src/WebDocument.cpp
+++ b/Source/WebKit/chromium/src/WebDocument.cpp
@@ -208,6 +208,14 @@ void WebDocument::insertUserStyleSheet(const WebString& sourceCode, UserStyleLev
         document->styleSheetCollection()->addAuthorSheet(parsedSheet);
 }
 
+void WebDocument::watchCssSelectors(const WebVector<WebString>& selectors)
+{
+    RefPtr<Document> document = unwrap<Document>();
+    Vector<String> wtfSelectors;
+    wtfSelectors.append(selectors.data(), selectors.size());
+    document->watchCssSelectors(wtfSelectors);
+}
+
 void WebDocument::cancelFullScreen()
 {
     if (FullscreenController* fullscreen = FullscreenController::fromIfExists(unwrap<Document>()))