Cleanup: Rename ScrArea variables from sa to area

Follow up of b2ee1770d4c3 and 10c2254d412d, part of T74432.
Now the area and region naming conventions should be less confusing.

Mostly a careful batch rename but had to do few smaller fixes.

Also ran clang-format on affected files.

1 files changed, 4 insertions, 4 deletions

diff --git a/source/blender/editors/gpencil/gpencil_sculpt_paint.c b/source/blender/editors/gpencil/gpencil_sculpt_paint.c
index 8f3fc5fa268..7b6054e4156 100644
--- a/source/blender/editors/gpencil/gpencil_sculpt_paint.c
+++ b/source/blender/editors/gpencil/gpencil_sculpt_paint.c
@@ -91,7 +91,7 @@ typedef struct tGP_BrushEditData {
   Scene *scene;
   Object *object;
 
-  ScrArea *sa;
+  ScrArea *area;
   ARegion *region;
 
   /* Current GPencil datablock */
@@ -1181,7 +1181,7 @@ static bool gpsculpt_brush_init(bContext *C, wmOperator *op)
     gso->is_transformed = false;
   }
 
-  gso->sa = CTX_wm_area(C);
+  gso->area = CTX_wm_area(C);
   gso->region = CTX_wm_region(C);
 
   Paint *paint = &ts->gp_sculptpaint->paint;
@@ -1307,8 +1307,8 @@ static void gpsculpt_brush_exit(bContext *C, wmOperator *op)
 /* poll callback for stroke sculpting operator(s) */
 static bool gpsculpt_brush_poll(bContext *C)
 {
-  ScrArea *sa = CTX_wm_area(C);
-  if (sa && sa->spacetype != SPACE_VIEW3D) {
+  ScrArea *area = CTX_wm_area(C);
+  if (area && area->spacetype != SPACE_VIEW3D) {
     return false;
   }