setAcceleratedCompositingForVideoEnabled  473 Source/web/WebSettingsImpl.cpp     m_settings->setAcceleratedCompositingForVideoEnabled(enabled);
setAcceleratedCompositingForVideoEnabled   68 Source/web/WebSettingsImpl.h     virtual void setAcceleratedCompositingForVideoEnabled(bool) OVERRIDE;
setAcceleratedCompositingForVideoEnabled   77 public/web/WebSettings.h     virtual void setAcceleratedCompositingForVideoEnabled(bool) = 0;