setRegionBasedColumnsEnabled  407 Source/web/WebSettingsImpl.cpp     m_settings->setRegionBasedColumnsEnabled(enabled);
setRegionBasedColumnsEnabled  103 Source/web/WebSettingsImpl.h     virtual void setRegionBasedColumnsEnabled(bool) OVERRIDE;
setRegionBasedColumnsEnabled  113 public/web/WebSettings.h     virtual void setRegionBasedColumnsEnabled(bool) = 0;