BScrollBar: Move SCROLL_BAR_{...}_KNOB_SIZE constants into the source.

They were not used anywhere else in the tree anyway. Resolves a TODO.

headers/os/interface/ScrollBar.h

@@ -12,10 +12,6 @@
 #define B_V_SCROLL_BAR_WIDTH	14.0f
 #define B_H_SCROLL_BAR_HEIGHT	14.0f
 
-// TODO: shouldn't these be moved into the implementation?
-#define SCROLL_BAR_MAXIMUM_KNOB_SIZE	50
-#define SCROLL_BAR_MINIMUM_KNOB_SIZE	9
-
 #define DISABLES_ON_WINDOW_DEACTIVATION 1
 
 

src/kits/interface/ScrollBar.cpp

@@ -45,6 +45,9 @@ typedef enum {
 } arrow_direction;
 
 
+#define SCROLL_BAR_MAXIMUM_KNOB_SIZE	50
+#define SCROLL_BAR_MINIMUM_KNOB_SIZE	9
+
 #define SBC_SCROLLBYVALUE	0
 #define SBC_SETDOUBLE		1
 #define SBC_SETPROPORTIONAL	2