Remove no longer used constant FORMS_DPI

source/const.inc

@@ -110,9 +110,6 @@ const
 
   SYNCOMPLETION_PATTERN = '\image{%d}\hspace{5}\color{clGrayText}%s\column{}\color{clWindowText}%s\color{clGrayText}%s';
 
-  // Forms are designed at 96 dpi. Use that to scale TFrames, which obviously do not auto-scale.
-  FORMS_DPI = 96;
-
   HELPERNODE_COLUMNS = 0;
   HELPERNODE_FUNCTIONS = 1;
   HELPERNODE_KEYWORDS = 2;