Make search icon in omnibox results hidpi

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 726 matching lines @@
   cairo_rectangle(cr,
                   tabstrip_origin.x(),
                   tabstrip_origin.y(),
                   event->area.x + event->area.width - tabstrip_origin.x(),
                   event->area.y + event->area.height - tabstrip_origin.y());
   cairo_fill(cr);
 }
 
 void DrawFullImage(cairo_t* cr,
                    GtkWidget* widget,
-                   const gfx::Image* image,
+                   const gfx::Image& image,
                    gint dest_x,
                    gint dest_y) {
-  gfx::CairoCachedSurface* surface = image->ToCairo();
+  gfx::CairoCachedSurface* surface = image.ToCairo();
   surface->SetSource(cr, widget, dest_x, dest_y);
   cairo_pattern_set_extend(cairo_get_source(cr), CAIRO_EXTEND_REPEAT);
   cairo_rectangle(cr, dest_x, dest_y, surface->Width(), surface->Height());
   cairo_fill(cr);
 }
 
 GdkColor AverageColors(GdkColor color_one, GdkColor color_two) {
   GdkColor average_color;
   average_color.pixel = 0;
   average_color.red = (color_one.red + color_two.red) / 2;
@@ skipping 225 matching lines @@
   if (gtk_window_get_modal(GTK_WINDOW(dialog))) {
     // Work around a KDE 3 window manager bug.
     scoped_ptr<base::Environment> env(base::Environment::Create());
     if (base::nix::DESKTOP_ENVIRONMENT_KDE3 ==
         base::nix::GetDesktopEnvironment(env.get()))
       gtk_window_set_skip_taskbar_hint(GTK_WINDOW(dialog), FALSE);
   }
 }
 
 }  // namespace gtk_util