Force browser action icon size to always be 19px

chrome/browser/ui/gtk/browser_actions_toolbar_gtk.cc

Index: chrome/browser/ui/gtk/browser_actions_toolbar_gtk.cc
diff --git a/chrome/browser/ui/gtk/browser_actions_toolbar_gtk.cc b/chrome/browser/ui/gtk/browser_actions_toolbar_gtk.cc
index 5ae03d64722768f2825c8efb682c4fb9f25086bf..62b3b8231d861b6556da79aab02e36fa1e052754 100644
--- a/chrome/browser/ui/gtk/browser_actions_toolbar_gtk.cc
+++ b/chrome/browser/ui/gtk/browser_actions_toolbar_gtk.cc
@@ -37,6 +37,7 @@
 #include "grit/theme_resources_standard.h"
 #include "grit/ui_resources.h"
 #include "ui/base/gtk/gtk_compat.h"
+#include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/canvas_skia_paint.h"
 #include "ui/gfx/gtk_util.h"
 
@@ -117,6 +118,12 @@ class BrowserActionButton : public content::NotificationObserver,
                          gfx::Size(Extension::kBrowserActionIconMaxSize,
                                    Extension::kBrowserActionIconMaxSize),
                          ImageLoadingTracker::DONT_CACHE);
+    } else {
+      SkBitmap bm = *ResourceBundle::GetSharedInstance().GetBitmapNamed(
+          IDR_EXTENSIONS_FAVICON);
+      default_skbitmap_ = bm;
+      default_icon_ = gfx::GdkPixbufFromSkBitmap(&bm);
+      UpdateState();
     }
 
     signals_.Connect(button(), "button-press-event",