Cancel Objects - As seen at ERRF2019 (#15590)

Marlin/src/gcode/stats/M75-M78.cpp

@@ -24,11 +24,13 @@
 #include "../../module/printcounter.h"
 #include "../../lcd/ultralcd.h"
 
+#include "../../Marlin.h" // for startOrResumeJob
+
 /**
  * M75: Start print timer
  */
 void GcodeSuite::M75() {
-  print_job_timer.start();
+  startOrResumeJob();
 }
 
 /**