AP_HAL: remove unused in_progmem flag to print_vprintf

libraries/AP_HAL/UARTDriver.cpp

@@ -35,5 +35,5 @@ void AP_HAL::UARTDriver::printf(const char *fmt, ...)
 
 void AP_HAL::UARTDriver::vprintf(const char *fmt, va_list ap) 
 {
-    print_vprintf((AP_HAL::Print*)this, 0, fmt, ap);
+    print_vprintf(this, fmt, ap);
 }

libraries/AP_HAL/Util.cpp

@@ -40,7 +40,7 @@ int AP_HAL::Util::snprintf(char* str, size_t size, const char *format, ...)
 int AP_HAL::Util::vsnprintf(char* str, size_t size, const char *format, va_list ap)
 {
     BufferPrinter buf(str, size);
-    print_vprintf(&buf, 0, format, ap);
+    print_vprintf(&buf, format, ap);
     // null terminate if possible
     int ret = buf._offs;
     buf.write(0);

libraries/AP_HAL/utility/print_vprintf.cpp

@@ -67,7 +67,7 @@
 #define FL_FLTEXP   FL_PREC
 #define FL_FLTFIX   FL_LONG
 
-void print_vprintf(AP_HAL::Print *s, unsigned char in_progmem, const char *fmt, va_list ap)
+void print_vprintf(AP_HAL::Print *s, const char *fmt, va_list ap)
 {
         unsigned char c;        /* holds a char from the format string */
         uint16_t flags;

libraries/AP_HAL/utility/print_vprintf.h

@@ -1,11 +1,7 @@
+#pragma once
 
-#ifndef __AP_HAL_UTILITY_VPRINTF_H__
-#define __AP_HAL_UTILITY_VPRINTF_H__
-
-#include <AP_HAL/AP_HAL.h>
 #include <stdarg.h>
 
-void print_vprintf (AP_HAL::Print *s, unsigned char in_progmem, const char *fmt, va_list ap);
-
+#include <AP_HAL/AP_HAL.h>
 
-#endif //__AP_HAL_UTILITY_VPRINTF_H__
+void print_vprintf(AP_HAL::Print *s, const char *fmt, va_list ap);