[vte] widget: Fix drawing area calculation

[Christian Persch <chpe src gnome org>]

commit 992ad4dcab54fe985dc65579abac9362f23eaafc
Author: Christian Persch <chpe gnome org>
Date:   Tue Dec 15 20:38:41 2015 +0100

    widget: Fix drawing area calculation
    
    It needs to take into account top *and* bottom padding.

 src/vte.cc |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/vte.cc b/src/vte.cc
index 91848ac..16a477f 100644
--- a/src/vte.cc
+++ b/src/vte.cc
@@ -9521,7 +9521,7 @@ VteTerminalPrivate::expand_cairo_region(cairo_region_t *region,
          * _vte_terminal_pixel_to_row expects an actual value corresponding
          * to the bottom visible pixel, hence the - 1 + 1 magic. */
         row_stop = pixel_to_row(MIN(area->height + area->y - m_padding.top + 1,
-                                    allocation.height - m_padding.bottom) - 1) + 1;
+                                    allocation.height - m_padding.top - m_padding.bottom) - 1) + 1;
        if (row_stop <= row) {
                return;
        }
@@ -9564,7 +9564,7 @@ VteTerminalPrivate::paint_area(GdkRectangle const* area)
          * _vte_terminal_pixel_to_row expects an actual value corresponding
          * to the bottom visible pixel, hence the - 1 + 1 magic. */
         row_stop = pixel_to_row(MIN(area->height + area->y - m_padding.top,
-                                    allocation.height - m_padding.bottom) - 1) + 1;
+                                    allocation.height - m_padding.top - m_padding.bottom) - 1) + 1;
        if (row_stop <= row) {
                return;
        }