LoadingStateChangedCB  138 content/renderer/media/buffered_resource_loader.cc     const LoadingStateChangedCB& loading_cb,
LoadingStateChangedCB  107 content/renderer/media/buffered_resource_loader.h              const LoadingStateChangedCB& loading_cb,
LoadingStateChangedCB  286 content/renderer/media/buffered_resource_loader.h   LoadingStateChangedCB loading_cb_;