fix missing code snippets in tutorial due to renamed variable

29 jobs for fix_doc_code_snippets in 26 minutes and 41 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Build
canceled #61270
VS2013
VS2013-32-bit-shared-apps

canceled #61271
VS2013
VS2013-32-bit-shared-no-apps

canceled #61274
VS2013
VS2013-32-bit-static-apps

canceled #61275
VS2013
VS2013-32-bit-static-no-apps

canceled #61268
VS2013
VS2013-64-bit-shared-apps

canceled #61269
VS2013
VS2013-64-bit-shared-no-apps

canceled #61272
VS2013
VS2013-64-bit-static-apps

canceled #61273
VS2013
VS2013-64-bit-static-no-apps

canceled #61262
VS2015
VS2015-32-bit-shared-apps

canceled #61263
VS2015
VS2015-32-bit-shared-no-apps

canceled #61266
VS2015
VS2015-32-bit-static-apps

canceled #61267
VS2015
VS2015-32-bit-static-no-apps

canceled #61260
VS2015
VS2015-64-bit-shared-apps

canceled #61261
VS2015
VS2015-64-bit-shared-no-apps

canceled #61264
VS2015
VS2015-64-bit-static-apps

canceled #61265
VS2015
VS2015-64-bit-static-no-apps

canceled #61257
VS2017
VS2017-32-bit-shared-no-apps

canceled #61259
VS2017
VS2017-32-bit-static-no-apps

passed #61254
Qt5101 VS2017
VS2017-64-bit-shared-apps

00:08:24

canceled #61256
VS2017
VS2017-64-bit-shared-no-apps

canceled #61255
Qt5101 VS2017
VS2017-64-bit-static-apps

00:03:45

canceled #61258
VS2017
VS2017-64-bit-static-no-apps

canceled #61248
Linux
clang-c++11

00:26:41

passed #61250
Linux
clang-c++14

00:25:24

passed #61253
Linux
cppcheck

00:00:08

passed #61247
Linux
gcc-c++11

00:03:59

passed #61249
Linux
gcc-c++14

00:03:59

passed #61251
Apple
macos-c++11

00:13:26

canceled #61252
Apple
macos-c++98

00:09:09