Webkit setting for embedders that do not support fullscreen.

Source/web/WebViewImpl.cpp

Index: Source/web/WebViewImpl.cpp
diff --git a/Source/web/WebViewImpl.cpp b/Source/web/WebViewImpl.cpp
index 92175fd6a8a5a120555b88b7b169f7b5fecd4e28..31429882674d902bc54ac908ad9f01f7950c99ef 100644
--- a/Source/web/WebViewImpl.cpp
+++ b/Source/web/WebViewImpl.cpp
@@ -1692,6 +1692,11 @@ void WebViewImpl::willEndLiveResize()
         pluginContainer->willEndLiveResize();
 }
 
+bool WebViewImpl::fullscreenEnabled(blink::Element* element)
+{
+    return m_fullscreenController->fullscreenEnabled(element);
+}
+
 void WebViewImpl::willEnterFullScreen()
 {
     m_fullscreenController->willEnterFullScreen();