Make it possible to set the display mode from the WebView API

Source/core/css/MediaValuesCached.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "core/css/MediaValuesCached.h"
 
 #include "core/css/CSSPrimitiveValue.h"
 #include "core/dom/Document.h"
 #include "core/frame/LocalFrame.h"
@@ skipping 144 matching lines @@
 bool MediaValuesCached::strictMode() const
 {
     return m_data.strictMode;
 }
 
 const String MediaValuesCached::mediaType() const
 {
     return m_data.mediaType;
 }
 
-DisplayMode MediaValuesCached::displayMode() const
+WebDisplayMode MediaValuesCached::displayMode() const
 {
     return m_data.displayMode;
 }
 
 Document* MediaValuesCached::document() const
 {
     return 0;
 }
 
 bool MediaValuesCached::hasValues() const
 {
     return true;
 }
 
 } // namespace