Make better use of MediaTypeNames

Source/core/frame/FrameView.cpp

 /*
  * Copyright (C) 1998, 1999 Torben Weis <weis@kde.org>
  *                     1999 Lars Knoll <knoll@kde.org>
  *                     1999 Antti Koivisto <koivisto@kde.org>
  *                     2000 Dirk Mueller <mueller@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
  *           (C) 2006 Graham Dennis (graham.dennis@gmail.com)
  *           (C) 2006 Alexey Proskuryakov (ap@nypop.com)
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
@@ skipping 10 matching lines @@
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  */
 
 #include "config.h"
 #include "core/frame/FrameView.h"
 
 #include "core/HTMLNames.h"
+#include "core/MediaTypeNames.h"
 #include "core/accessibility/AXObjectCache.h"
 #include "core/css/FontFaceSet.h"
 #include "core/css/resolver/StyleResolver.h"
 #include "core/dom/DocumentMarkerController.h"
 #include "core/editing/FrameSelection.h"
 #include "core/events/OverflowEvent.h"
 #include "core/fetch/ResourceFetcher.h"
 #include "core/fetch/ResourceLoadPriorityOptimizer.h"
 #include "core/frame/FrameHost.h"
 #include "core/frame/LocalFrame.h"
@@ skipping 57 matching lines @@
     : m_frame(frame)
     , m_canHaveScrollbars(true)
     , m_slowRepaintObjectCount(0)
     , m_hasPendingLayout(false)
     , m_layoutSubtreeRoot(0)
     , m_inSynchronousPostLayout(false)
     , m_postLayoutTasksTimer(this, &FrameView::postLayoutTimerFired)
     , m_updateWidgetsTimer(this, &FrameView::updateWidgetsTimerFired)
     , m_isTransparent(false)
     , m_baseBackgroundColor(Color::white)
-    , m_mediaType("screen")
+    , m_mediaType(MediaTypeNames::screen)
     , m_overflowStatusDirty(true)
     , m_viewportRenderer(0)
     , m_wasScrolledByUser(false)
     , m_inProgrammaticScroll(false)
     , m_safeToPropagateScrollToParent(true)
     , m_isTrackingPaintInvalidations(false)
     , m_scrollCorner(nullptr)
     , m_visibleContentScaleFactor(1)
     , m_inputEventsScaleFactorForEmulation(1)
     , m_layoutSizeFixedToFrameSize(true)
@@ skipping 979 matching lines @@
     if (!overrideType.isNull())
         return AtomicString(overrideType);
     return m_mediaType;
 }
 
 void FrameView::adjustMediaTypeForPrinting(bool printing)
 {
     if (printing) {
         if (m_mediaTypeWhenNotPrinting.isNull())
             m_mediaTypeWhenNotPrinting = mediaType();
-            setMediaType("print");
+            setMediaType(MediaTypeNames::print);
     } else {
         if (!m_mediaTypeWhenNotPrinting.isNull())
             setMediaType(m_mediaTypeWhenNotPrinting);
         m_mediaTypeWhenNotPrinting = nullAtom;
     }
 }
 
 bool FrameView::contentsInCompositedLayer() const
 {
     RenderView* renderView = this->renderView();
@@ skipping 1857 matching lines @@
 void FrameView::willRemoveScrollbar(Scrollbar* scrollbar, ScrollbarOrientation orientation)
 {
     ScrollableArea::willRemoveScrollbar(scrollbar, orientation);
     if (AXObjectCache* cache = axObjectCache()) {
         cache->remove(scrollbar);
         cache->handleScrollbarUpdate(this);
     }
 }
 
 } // namespace blink