* lisp.h (Mouse_HLInfo): Drop set-but-unused members

mouse_face_beg_y and mouse_face_end_y.
* xdisp.c (note_tool_bar_highlight, mouse_face_from_buffer_pos)
(mouse_face_from_string_pos, note_mode_line_or_margin_highlight):
Adjust users and update comment where appropriate.

3 files changed, 11 insertions, 14 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index a017eaa62f0..a065a91d32b 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,11 @@
+2013-08-26  Dmitry Antipov  <dmantipov@yandex.ru>
+
+        * lisp.h (Mouse_HLInfo): Drop set-but-unused members
+        mouse_face_beg_y and mouse_face_end_y.
+        * xdisp.c (note_tool_bar_highlight, mouse_face_from_buffer_pos)
+        (mouse_face_from_string_pos, note_mode_line_or_margin_highlight):
+        Adjust users and update comment where appropriate.
+
 2013-08-26  Martin Rudalics  <rudalics@gmx.at>
 
         * frame.c (check_minibuf_window): New function.
diff --git a/src/lisp.h b/src/lisp.h
index ea8b7e3474e..f609727fe27 100644
--- a/src/lisp.h
+++ b/src/lisp.h
@@ -2172,10 +2172,8 @@ typedef struct {
      the mouse stays within this range, we need not redraw anything on
      its account.  Rows and columns are glyph matrix positions in
      MOUSE_FACE_WINDOW.  */
-  int mouse_face_beg_row, mouse_face_beg_col;
-  int mouse_face_beg_x, mouse_face_beg_y;
-  int mouse_face_end_row, mouse_face_end_col;
-  int mouse_face_end_x, mouse_face_end_y;
+  int mouse_face_beg_row, mouse_face_beg_col, mouse_face_beg_x;
+  int mouse_face_end_row, mouse_face_end_col, mouse_face_end_x;
   Lisp_Object mouse_face_window;
   int mouse_face_face_id;
   Lisp_Object mouse_face_overlay;
diff --git a/src/xdisp.c b/src/xdisp.c
index cbb70a22bfb..0617a3e6430 100644
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -12384,13 +12384,11 @@ note_tool_bar_highlight (struct frame *f, int x, int y)
       hlinfo->mouse_face_beg_col = hpos;
       hlinfo->mouse_face_beg_row = vpos;
       hlinfo->mouse_face_beg_x = x;
-      hlinfo->mouse_face_beg_y = row->y;
       hlinfo->mouse_face_past_end = 0;
 
       hlinfo->mouse_face_end_col = hpos + 1;
       hlinfo->mouse_face_end_row = vpos;
       hlinfo->mouse_face_end_x = x + glyph->pixel_width;
-      hlinfo->mouse_face_end_y = row->y;
       hlinfo->mouse_face_window = window;
       hlinfo->mouse_face_face_id = TOOL_BAR_FACE_ID;
 
@@ -27113,9 +27111,7 @@ mouse_face_from_buffer_pos (Lisp_Object window,
       r1 = tem;
     }
 
-  hlinfo->mouse_face_beg_y = r1->y;
   hlinfo->mouse_face_beg_row = MATRIX_ROW_VPOS (r1, w->current_matrix);
-  hlinfo->mouse_face_end_y = r2->y;
   hlinfo->mouse_face_end_row = MATRIX_ROW_VPOS (r2, w->current_matrix);
 
   /* For a bidi-reordered row, the positions of BEFORE_STRING,
@@ -27479,7 +27475,6 @@ mouse_face_from_string_pos (struct window *w, Mouse_HLInfo *hlinfo,
               {
                 hlinfo->mouse_face_beg_row
                   = MATRIX_ROW_VPOS (r, w->current_matrix);
-                hlinfo->mouse_face_beg_y = r->y;
                 hlinfo->mouse_face_beg_col = g - r->glyphs[TEXT_AREA];
                 hlinfo->mouse_face_beg_x = gx;
                 found = 1;
@@ -27498,7 +27493,6 @@ mouse_face_from_string_pos (struct window *w, Mouse_HLInfo *hlinfo,
               {
                 hlinfo->mouse_face_beg_row
                   = MATRIX_ROW_VPOS (r, w->current_matrix);
-                hlinfo->mouse_face_beg_y = r->y;
                 hlinfo->mouse_face_beg_col = g - r->glyphs[TEXT_AREA];
                 for (gx = r->x, g1 = r->glyphs[TEXT_AREA]; g1 < g; ++g1)
                   gx += g1->pixel_width;
@@ -27535,9 +27529,8 @@ mouse_face_from_string_pos (struct window *w, Mouse_HLInfo *hlinfo,
   /* The highlighted region ends on the previous row.  */
   r--;
 
-  /* Set the end row and its vertical pixel coordinate.  */
+  /* Set the end row.  */
   hlinfo->mouse_face_end_row = MATRIX_ROW_VPOS (r, w->current_matrix);
-  hlinfo->mouse_face_end_y = r->y;
 
   /* Compute and set the end column and the end column's horizontal
      pixel coordinate.  */
@@ -28035,8 +28028,6 @@ note_mode_line_or_margin_highlight (Lisp_Object window, int x, int y,
 
           hlinfo->mouse_face_beg_row  = vpos;
           hlinfo->mouse_face_end_row  = hlinfo->mouse_face_beg_row;
-          hlinfo->mouse_face_beg_y    = 0;
-          hlinfo->mouse_face_end_y    = 0;
           hlinfo->mouse_face_past_end = 0;
           hlinfo->mouse_face_window   = window;