Revert 111028 - Support W3C Full Screen API proposal

Source/WebKit/mac/WebView/WebView.mm

 /*
  * Copyright (C) 2005-2012 Apple Inc. All rights reserved.
  * Copyright (C) 2006 David Smith (catfish.man@gmail.com)
  * Copyright (C) 2010 Igalia S.L
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
@@ skipping 6266 matching lines @@
     [_private->fullscreenController exitFullscreen];
     [_private->fullscreenController release];
     _private->fullscreenController = nil;
 }
 
 #endif
 
 #if ENABLE(FULLSCREEN_API)
 - (BOOL)_supportsFullScreenForElement:(const WebCore::Element*)element withKeyboard:(BOOL)withKeyboard
 {
+    if (withKeyboard)
+        return NO;
+
     if (![[WebPreferences standardPreferences] fullScreenEnabled])
         return NO;
 
+    // FIXME: If the element is in an IFrame, we should ensure it has 
+    // an AllowsFullScreen=YES attribute before allowing fullscreen access.
     return YES;
 }
 
 - (void)_enterFullScreenForElement:(WebCore::Element*)element
 {
     if (!_private->newFullscreenController)
         _private->newFullscreenController = [[WebFullScreenController alloc] init];
 
     [_private->newFullscreenController setElement:element];
     [_private->newFullscreenController setWebView:self];
@@ skipping 187 matching lines @@
 {
 #ifdef BUILDING_ON_LEOPARD
     if (!WKAppVersionCheckLessThan(@"com.apple.mail", -1, 4.0))
         return;
     Method methodToPatch = class_getInstanceMethod(objc_getRequiredClass("DOMNode"), @selector(recursivelyRemoveMailAttributes:convertObjectsToImages:convertEditableElements:));
     if (!methodToPatch)
         return;
     originalRecursivelyRemoveMailAttributesImp = method_setImplementation(methodToPatch, reinterpret_cast<IMP>(recursivelyRemoveMailAttributes));
 #endif
 }