Force the font size in the omnibox, tabs, find bar, and download shelf

chrome/common/gtk_util.cc

 // Copyright (c) 2009 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/common/gtk_util.h"
 
 #include <gtk/gtk.h>
 
 #include "base/linux_util.h"
+#include "base/logging.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 
 namespace {
 
 // Callback used in RemoveAllChildren.
 void RemoveWidget(GtkWidget* widget, gpointer container) {
   gtk_container_remove(GTK_CONTAINER(container), widget);
 }
 
 }  // namespace
@@ skipping 27 matching lines @@
   gtk_alignment_set_padding(GTK_ALIGNMENT(alignment), top, bottom, left, right);
   gtk_container_add(GTK_CONTAINER(alignment), child);
   gtk_container_add(GTK_CONTAINER(ebox), alignment);
   return ebox;
 }
 
 void RemoveAllChildren(GtkWidget* container) {
   gtk_container_foreach(GTK_CONTAINER(container), RemoveWidget, container);
 }
 
+void ForceFontSizePixels(GtkWidget* widget, double size_pixels) {
+  GtkStyle* style = widget->style;
+  PangoFontDescription* font_desc = style->font_desc;
+  // pango_font_description_set_absolute_size sets the font size in device
+  // units, which for us is pixels.
+  pango_font_description_set_absolute_size(font_desc,
+                                           PANGO_SCALE * size_pixels);
+  gtk_widget_modify_font(widget, font_desc);
+}
+
 }  // namespace gtk_util