png_write_info   1656 third_party/libpng/png.h extern PNG_EXPORT(void,png_write_info) PNGARG((png_structp png_ptr,
png_write_info   1517 third_party/libpng/pngwrite.c    png_write_info(png_ptr, info_ptr);
png_write_info    500 tools/imagediff/image_diff_png.cc   png_write_info(png_ptr, info_ptr);
png_write_info    611 ui/gfx/codec/png_codec.cc   png_write_info(png_ptr, info_ptr);