GTK: More changes from raw widget->allocation to using the accessor.

chrome/browser/ui/gtk/nine_box.cc

 // Copyright (c) 2011 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/nine_box.h"
 
 #include "base/basictypes.h"
 #include "base/i18n/rtl.h"
 #include "base/logging.h"
 #include "ui/base/resource/resource_bundle.h"
@@ skipping 103 matching lines @@
       delete images_[i];
     }
   }
 }
 
 void NineBox::RenderToWidget(GtkWidget* dst) const {
   RenderToWidgetWithOpacity(dst, 1.0);
 }
 
 void NineBox::RenderToWidgetWithOpacity(GtkWidget* dst, double opacity) const {
-  int dst_width = dst->allocation.width;
-  int dst_height = dst->allocation.height;
+  GtkAllocation allocation;
+  gtk_widget_get_allocation(dst, &allocation);
+  int dst_width = allocation.width;
+  int dst_height = allocation.height;
 
   // The upper-left and lower-right corners of the center square in the
   // rendering of the ninebox.
   int x1 = gdk_pixbuf_get_width(images_[0]->ToGdkPixbuf());
   int y1 = gdk_pixbuf_get_height(images_[0]->ToGdkPixbuf());
   int x2 = images_[2] ? dst_width - gdk_pixbuf_get_width(
       images_[2]->ToGdkPixbuf()) : x1;
   int y2 = images_[6] ? dst_height - gdk_pixbuf_get_height(
       images_[6]->ToGdkPixbuf()) : y1;
   // Paint nothing if there's not enough room.
   if (x2 < x1 || y2 < y1)
     return;
 
   cairo_t* cr = gdk_cairo_create(GDK_DRAWABLE(dst->window));
   // For widgets that have their own window, the allocation (x,y) coordinates
   // are GdkWindow relative. For other widgets, the coordinates are relative
   // to their container.
   if (GTK_WIDGET_NO_WINDOW(dst)) {
     // Transform our cairo from window to widget coordinates.
-    cairo_translate(cr, dst->allocation.x, dst->allocation.y);
+    cairo_translate(cr, allocation.x, allocation.y);
   }
 
   if (base::i18n::IsRTL()) {
     cairo_translate(cr, dst_width, 0.0f);
     cairo_scale(cr, -1.0f, 1.0f);
   }
 
   // Top row, center image is horizontally tiled.
   DrawImage(cr, dst, images_[0], 0, 0, opacity);
   TileImage(cr, dst, images_[1], x1, 0, x2 - x1, y1, opacity);
@@ skipping 61 matching lines @@
     cairo_paint(flipped_cr);
     cairo_destroy(flipped_cr);
 
     // Mask the widget.
     gtk_widget_shape_combine_mask(widget, flipped_mask, 0, 0);
     g_object_unref(flipped_mask);
   }
 
   g_object_unref(mask);
 }