Refactoring button field and its type

third_party/WebKit/Source/core/html/shadow/MediaControlElements.cpp

 /*
  * Copyright (C) 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * 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
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 554 matching lines @@
     MediaControlTimelineElement* timeline = new MediaControlTimelineElement(mediaControls);
     timeline->ensureUserAgentShadowRoot();
     timeline->setType(InputTypeNames::range);
     timeline->setAttribute(stepAttr, "any");
     timeline->setShadowPseudoId(AtomicString("-webkit-media-controls-timeline"));
     return timeline;
 }
 
 void MediaControlTimelineElement::defaultEventHandler(Event* event)
 {
-    if (event->isMouseEvent() && toMouseEvent(event)->button() != LeftButton)
+    if (event->isMouseEvent() && toMouseEvent(event)->button() != static_cast<short>(WebPointerProperties::Button::Left))
         return;
 
     if (!isConnected() || !document().isActive())
         return;
 
     if (event->type() == EventTypeNames::mousedown) {
         Platform::current()->recordAction(UserMetricsAction("Media.Controls.ScrubbingBegin"));
         mediaControls().beginScrubbing();
     }
 
@@ skipping 59 matching lines @@
     slider->ensureUserAgentShadowRoot();
     slider->setType(InputTypeNames::range);
     slider->setAttribute(stepAttr, "any");
     slider->setAttribute(maxAttr, "1");
     slider->setShadowPseudoId(AtomicString("-webkit-media-controls-volume-slider"));
     return slider;
 }
 
 void MediaControlVolumeSliderElement::defaultEventHandler(Event* event)
 {
-    if (event->isMouseEvent() && toMouseEvent(event)->button() != LeftButton)
+    if (event->isMouseEvent() && toMouseEvent(event)->button() != static_cast<short>(WebPointerProperties::Button::Left))
         return;
 
     if (!isConnected() || !document().isActive())
         return;
 
     MediaControlInputElement::defaultEventHandler(event);
 
     if (event->type() == EventTypeNames::mouseover || event->type() == EventTypeNames::mouseout || event->type() == EventTypeNames::mousemove)
         return;
 
@@ skipping 186 matching lines @@
 }
 
 MediaControlCurrentTimeDisplayElement* MediaControlCurrentTimeDisplayElement::create(MediaControls& mediaControls)
 {
     MediaControlCurrentTimeDisplayElement* element = new MediaControlCurrentTimeDisplayElement(mediaControls);
     element->setShadowPseudoId(AtomicString("-webkit-media-controls-current-time-display"));
     return element;
 }
 
 } // namespace blink