isPlaceholder      33 content/renderer/media/crypto/pepper_cdm_wrapper_impl.cc   DCHECK(!plugin->isPlaceholder());  // Prevented by Blink.
isPlaceholder      97 content/renderer/npapi/webplugin_impl.h   virtual bool isPlaceholder() OVERRIDE;
isPlaceholder      86 content/renderer/pepper/pepper_webplugin_impl.h   virtual bool isPlaceholder() OVERRIDE;
isPlaceholder      69 content/shell/renderer/test_runner/TestPlugin.h     virtual bool isPlaceholder();