Use the media controls play button internal state for painting

Source/core/rendering/RenderMediaControls.cpp

Index: Source/core/rendering/RenderMediaControls.cpp
diff --git a/Source/core/rendering/RenderMediaControls.cpp b/Source/core/rendering/RenderMediaControls.cpp
index 69c849b62da0259f200b1d179a44de295e1f22b5..90b28aa442f4ae9c026107676cd0a4a99dec4866 100644
--- a/Source/core/rendering/RenderMediaControls.cpp
+++ b/Source/core/rendering/RenderMediaControls.cpp
@@ -106,7 +106,7 @@ static bool paintMediaPlayButton(RenderObject* object, const PaintInfo& paintInf
     if (!hasSource(mediaElement))
         return paintMediaButton(paintInfo.context, rect, mediaPlayDisabled);
 
-    return paintMediaButton(paintInfo.context, rect, mediaElement->togglePlayStateWillPlay() ? mediaPlay : mediaPause);
+    return paintMediaButton(paintInfo.context, rect, mediaControlElementType(object->node()) == MediaPlayButton ? mediaPlay : mediaPause);
 }
 
 static bool paintMediaOverlayPlayButton(RenderObject* object, const PaintInfo& paintInfo, const IntRect& rect)