Force browser action icon size to always be 19px

chrome/browser/ui/gtk/browser_actions_toolbar_gtk.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/browser_actions_toolbar_gtk.h"
 
 #include <algorithm>
+#include <gtk/gtk.h>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/i18n/rtl.h"
 #include "base/message_loop.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/extensions/extension_browser_event_router.h"
 #include "chrome/browser/extensions/extension_context_menu_model.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/image_loading_tracker.h"
@@ skipping 76 matching lines @@
         tracker_(this),
         tab_specific_icon_(NULL),
         default_icon_(NULL) {
     button_.reset(new CustomDrawButton(
         theme_provider,
         IDR_BROWSER_ACTION,
         IDR_BROWSER_ACTION_P,
         IDR_BROWSER_ACTION_H,
         0,
         NULL));
+    gtk_widget_set_size_request(button(), kButtonWidth, kButtonWidth);
     alignment_.Own(gtk_alignment_new(0, 0, 1, 1));
     gtk_container_add(GTK_CONTAINER(alignment_.get()), button());
     gtk_widget_show(button());
 
     DCHECK(extension_->browser_action());
 
     UpdateState();
 
     // The Browser Action API does not allow the default icon path to be
     // changed at runtime, so we can load this now and cache it.
@@ skipping 859 matching lines @@
 
   menu->PopupAsContext(gfx::Point(event->x_root, event->y_root),
                        event->time);
   return TRUE;
 }
 
 void BrowserActionsToolbarGtk::OnButtonShowOrHide(GtkWidget* sender) {
   if (!resize_animation_.is_animating())
     UpdateChevronVisibility();
 }