Remove keyboard event filtering in fullscreen

Source/core/dom/DocumentFullscreen.cpp

Index: Source/core/dom/DocumentFullscreen.cpp
diff --git a/Source/core/dom/DocumentFullscreen.cpp b/Source/core/dom/DocumentFullscreen.cpp
index 5718fb20e7f3e0c9b5764579da04726e857577bd..6d75121c1b8233c1adb87d01591d50f1ae83e752 100644
--- a/Source/core/dom/DocumentFullscreen.cpp
+++ b/Source/core/dom/DocumentFullscreen.cpp
@@ -47,13 +47,6 @@ void DocumentFullscreen::exitFullscreen(Document& document)
     Fullscreen::from(document).exitFullscreen();
 }
 
-bool DocumentFullscreen::webkitFullScreenKeyboardInputAllowed(Document& document)
-{
-    if (Fullscreen* fullscreen = Fullscreen::fromIfExists(document))
-        return fullscreen->webkitFullScreenKeyboardInputAllowed();
-    return false;
-}
-
 Element* DocumentFullscreen::webkitCurrentFullScreenElement(Document& document)
 {
     if (Fullscreen* fullscreen = Fullscreen::fromIfExists(document))