Remove the fullScreenEnabled setting

Source/core/dom/FullscreenElementStack.cpp

Index: Source/core/dom/FullscreenElementStack.cpp
diff --git a/Source/core/dom/FullscreenElementStack.cpp b/Source/core/dom/FullscreenElementStack.cpp
index 8fb5ebceaff45fd9e99583562649b08a5d3600e1..b5225009a2037e7a9ea7988d9ec154e204d39939 100644
--- a/Source/core/dom/FullscreenElementStack.cpp
+++ b/Source/core/dom/FullscreenElementStack.cpp
@@ -200,8 +200,6 @@ void FullscreenElementStack::requestFullScreenForElement(Element* element, unsig
             break;
 
         // There is a previously-established user preference, security risk, or platform limitation.
-        if (!document()->settings() || !document()->settings()->fullScreenEnabled())
-            break;
 
         // 2. Let doc be element's node document. (i.e. "this")
         Document* currentDoc = document();
@@ -374,9 +372,6 @@ void FullscreenElementStack::webkitWillEnterFullScreenForElement(Element* elemen
     if (!document()->isActive())
         return;
 
-    ASSERT(document()->settings()); // If we're active we must have settings.
-    ASSERT(document()->settings()->fullScreenEnabled());
-
     if (m_fullScreenRenderer)
         m_fullScreenRenderer->unwrapRenderer();