png_benign_error  120 third_party/libpng/pngconf.h #  define png_benign_error png_warning
png_benign_error  124 third_party/libpng/pngconf.h #    define png_benign_error png_error
png_benign_error  138 third_party/libpng/pngerror.c png_benign_error(png_structp png_ptr, png_const_charp error_message)
png_benign_error  132 third_party/libpng/pngusr.h #undef png_benign_error