[gimp] app: don't use style->dark for histogram and curve intersections/grid

[Michael Natterer <mitch src gnome org>]

commit 4d94863abcb267af962fa0ba0df56a98b7f44da0
Author: Michael Natterer <mitch gimp org>
Date:   Tue Apr 17 20:44:03 2018 +0200

    app: don't use style->dark for histogram and curve intersections/grid
    
    because it's always darker than "bg" and not visible in dark themes.
    Instead, use "text_aa" which is always between "text" and "base".

 app/widgets/gimpcurveview.c     |    2 +-
 app/widgets/gimphistogramview.c |    4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/app/widgets/gimpcurveview.c b/app/widgets/gimpcurveview.c
index 36b9d95..2acd166 100644
--- a/app/widgets/gimpcurveview.c
+++ b/app/widgets/gimpcurveview.c
@@ -511,7 +511,7 @@ gimp_curve_view_expose (GtkWidget      *widget,
   cairo_translate (cr, 0.5, 0.5);
 
   /*  Draw the grid lines  */
-  gdk_cairo_set_source_color (cr, &style->dark[GTK_STATE_NORMAL]);
+  gdk_cairo_set_source_color (cr, &style->text_aa[GTK_STATE_NORMAL]);
 
   gimp_curve_view_draw_grid (view, cr, width, height, border);
 
diff --git a/app/widgets/gimphistogramview.c b/app/widgets/gimphistogramview.c
index 6029622..a9f7579 100644
--- a/app/widgets/gimphistogramview.c
+++ b/app/widgets/gimphistogramview.c
@@ -316,7 +316,7 @@ gimp_histogram_view_expose (GtkWidget      *widget,
   cairo_translate (cr, 0.5, 0.5);
 
   /*  Draw the outer border  */
-  gdk_cairo_set_source_color (cr, &style->dark[GTK_STATE_NORMAL]);
+  gdk_cairo_set_source_color (cr, &style->text_aa[GTK_STATE_NORMAL]);
   cairo_rectangle (cr, border, border,
                    width - 1, height - 1);
   cairo_stroke (cr);
@@ -373,7 +373,7 @@ gimp_histogram_view_expose (GtkWidget      *widget,
 
       if (view->subdivisions > 1 && x >= (xstop * width / view->subdivisions))
         {
-          gdk_cairo_set_source_color (cr, &style->dark[GTK_STATE_NORMAL]);
+          gdk_cairo_set_source_color (cr, &style->text_aa[GTK_STATE_NORMAL]);
 
           cairo_move_to (cr, x + border, border);
           cairo_line_to (cr, x + border, border + height - 1);