Remove no-longer-used two_byte_p calculations

* dispextern.h (struct glyph_string): Remove member two_byte_p.
All uses removed.
* xdisp.c (get_glyph_face_and_encoding): Remove arg two_byte_p.
All callers changed.

3 files changed, 20 insertions, 24 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index a1d4c7dbd08..6b56abbafd1 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,11 @@
+2015-02-04  Paul Eggert  <eggert@cs.ucla.edu>
+
+        Remove no-longer-used two_byte_p calculations
+        * dispextern.h (struct glyph_string): Remove member two_byte_p.
+        All uses removed.
+        * xdisp.c (get_glyph_face_and_encoding): Remove arg two_byte_p.
+        All callers changed.
+
 2015-02-03  Paul Eggert  <eggert@cs.ucla.edu>
 
         Omit unnecessary var if GTK or NS
diff --git a/src/dispextern.h b/src/dispextern.h
index 413947991ec..b0f2944da86 100644
--- a/src/dispextern.h
+++ b/src/dispextern.h
@@ -1306,9 +1306,6 @@ struct glyph_string
   /* True means the background of this string has been drawn.  */
   bool_bf background_filled_p : 1;
 
-  /* True means glyph string must be drawn with 16-bit functions.  */
-  bool_bf two_byte_p : 1;
-
   /* True means that the original font determined for drawing this glyph
      string could not be loaded.  The member `font' has been set to
      the frame's default font in this case.  */
diff --git a/src/xdisp.c b/src/xdisp.c
index 8f6695ae2b0..3c928f7897a 100644
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -24241,7 +24241,7 @@ get_char_face_and_encoding (struct frame *f, int c, int face_id,
 
 static struct face *
 get_glyph_face_and_encoding (struct frame *f, struct glyph *glyph,
-                             XChar2b *char2b, int *two_byte_p)
+                             XChar2b *char2b)
 {
   struct face *face;
   unsigned code = 0;
@@ -24253,9 +24253,6 @@ get_glyph_face_and_encoding (struct frame *f, struct glyph *glyph,
   eassert (face != NULL);
   prepare_face_for_display (f, face);
 
-  if (two_byte_p)
-    *two_byte_p = 0;
-
   if (face->font)
     {
       if (CHAR_BYTE8_P (glyph->u.ch))
@@ -24368,9 +24365,6 @@ fill_composite_glyph_string (struct glyph_string *s, struct face *base_face,
   /* Adjust base line for subscript/superscript text.  */
   s->ybase += s->first_glyph->voffset;
 
-  /* This glyph string must always be drawn with 16-bit functions.  */
-  s->two_byte_p = 1;
-
   return s->cmp_to;
 }
 
@@ -24481,12 +24475,8 @@ fill_glyph_string (struct glyph_string *s, int face_id,
          && glyph->face_id == face_id
          && glyph->glyph_not_available_p == glyph_not_available_p)
     {
-      int two_byte_p;
-
       s->face = get_glyph_face_and_encoding (s->f, glyph,
-                                               s->char2b + s->nchars,
-                                               &two_byte_p);
-      s->two_byte_p = two_byte_p;
+                                             s->char2b + s->nchars);
       ++s->nchars;
       eassert (s->nchars <= end - start);
       s->width += glyph->pixel_width;
@@ -24600,17 +24590,18 @@ x_get_glyph_overhangs (struct glyph *glyph, struct frame *f, int *left, int *rig
 
   if (glyph->type == CHAR_GLYPH)
     {
-      struct face *face;
       XChar2b char2b;
-      struct font_metrics *pcm;
-
-      face = get_glyph_face_and_encoding (f, glyph, &char2b, NULL);
-      if (face->font && (pcm = get_per_char_metric (face->font, &char2b)))
+      struct face *face = get_glyph_face_and_encoding (f, glyph, &char2b);
+      if (face->font)
         {
-          if (pcm->rbearing > pcm->width)
-            *right = pcm->rbearing - pcm->width;
-          if (pcm->lbearing < 0)
-            *left = -pcm->lbearing;
+          struct font_metrics *pcm = get_per_char_metric (face->font, &char2b);
+          if (pcm)
+            {
+              if (pcm->rbearing > pcm->width)
+                *right = pcm->rbearing - pcm->width;
+              if (pcm->lbearing < 0)
+                *left = -pcm->lbearing;
+            }
         }
     }
   else if (glyph->type == COMPOSITE_GLYPH)