paintMediaVolumeSliderThumb  300 Source/core/rendering/RenderMediaControls.cpp static bool paintMediaVolumeSliderThumb(RenderObject* object, const PaintInfo& paintInfo, const IntRect& rect)
paintMediaVolumeSliderThumb  319 Source/core/rendering/RenderThemeChromiumSkia.cpp bool RenderThemeChromiumSkia::paintMediaVolumeSliderThumb(RenderObject* object, const PaintInfo& paintInfo, const IntRect& rect)