Webkit setting for embedders that do not support fullscreen.

Source/web/ChromeClientImpl.cpp

Index: Source/web/ChromeClientImpl.cpp
diff --git a/Source/web/ChromeClientImpl.cpp b/Source/web/ChromeClientImpl.cpp
index 637b399993e528252e21c266544d287a2be35077..e971df245dfc320f922f3a18655274870f0c5a1f 100644
--- a/Source/web/ChromeClientImpl.cpp
+++ b/Source/web/ChromeClientImpl.cpp
@@ -694,6 +694,11 @@ void ChromeClientImpl::attachRootGraphicsLayer(GraphicsLayer* rootLayer)
     m_webView->setRootGraphicsLayer(rootLayer);
 }
 
+bool ChromeClientImpl::fullscreenEnabled(Element* element)
+{
+    return m_webView->fullscreenEnabled(element);
+}
+
 void ChromeClientImpl::enterFullScreenForElement(Element* element)
 {
     m_webView->enterFullScreenForElement(element);