GTK: More GSEALing.

chrome/browser/ui/gtk/gtk_util.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/gtk/gtk_util.h"
 
 #include <cairo/cairo.h>
 
 #include <algorithm>
 #include <cstdarg>
@@ skipping 90 matching lines @@
   return TRUE;
 }
 
 // Returns the approximate number of characters that can horizontally fit in
 // |pixel_width| pixels.
 int GetCharacterWidthForPixels(GtkWidget* widget, int pixel_width) {
   DCHECK(gtk_widget_get_realized(widget))
       << " widget must be realized to compute font metrics correctly";
 
   PangoContext* context = gtk_widget_create_pango_context(widget);
+  GtkStyle* style = gtk_widget_get_style(widget);
   PangoFontMetrics* metrics = pango_context_get_metrics(context,
-      widget->style->font_desc, pango_context_get_language(context));
+      style->font_desc, pango_context_get_language(context));
 
   // This technique (max of char and digit widths) matches the code in
   // gtklabel.c.
   int char_width = pixel_width * PANGO_SCALE /
       std::max(pango_font_metrics_get_approximate_char_width(metrics),
                pango_font_metrics_get_approximate_digit_width(metrics));
 
   pango_font_metrics_unref(metrics);
   g_object_unref(context);
 
@@ skipping 150 matching lines @@
 
   return LeftAlignMisc(label);
 }
 
 void GetWidgetSizeFromCharacters(
     GtkWidget* widget, double width_chars, double height_lines,
     int* width, int* height) {
   DCHECK(gtk_widget_get_realized(widget))
       << " widget must be realized to compute font metrics correctly";
   PangoContext* context = gtk_widget_create_pango_context(widget);
+  GtkStyle* style = gtk_widget_get_style(widget);
   PangoFontMetrics* metrics = pango_context_get_metrics(context,
-      widget->style->font_desc, pango_context_get_language(context));
+      style->font_desc, pango_context_get_language(context));
   if (width) {
     *width = static_cast<int>(
         pango_font_metrics_get_approximate_char_width(metrics) *
         width_chars / PANGO_SCALE);
   }
   if (height) {
     *height = static_cast<int>(
         (pango_font_metrics_get_ascent(metrics) +
         pango_font_metrics_get_descent(metrics)) *
         height_lines / PANGO_SCALE);
@@ skipping 878 matching lines @@
 
 void DoCopy(BrowserWindow* window) {
   DoCutCopyPaste(window, &RenderViewHost::Copy, "copy-clipboard");
 }
 
 void DoPaste(BrowserWindow* window) {
   DoCutCopyPaste(window, &RenderViewHost::Paste, "paste-clipboard");
 }
 
 }  // namespace gtk_util