Changes wrench menu button to show system menu on space. This matches

chrome/browser/ui/views/toolbar_view.cc

Index: chrome/browser/ui/views/toolbar_view.cc
diff --git a/chrome/browser/ui/views/toolbar_view.cc b/chrome/browser/ui/views/toolbar_view.cc
index d9c1958b6e74847919105a2ca2211c45091558e0..b1edf03aeb33b93cda89a0d0772aa860257c4518 100644
--- a/chrome/browser/ui/views/toolbar_view.cc
+++ b/chrome/browser/ui/views/toolbar_view.cc
@@ -39,6 +39,7 @@
 
 #if defined(OS_WIN)
 #include "chrome/browser/enumerate_modules_model_win.h"
+#include "chrome/browser/ui/views/app_menu_button_win.h"
 #endif
 
 // static
@@ -165,7 +166,11 @@ void ToolbarView::Init(Profile* profile) {
 
   browser_actions_ = new BrowserActionsContainer(browser_, this);
 
+#if defined(OS_WIN)
+  app_menu_ = new AppMenuButtonWin(this);
+#else
   app_menu_ = new views::MenuButton(NULL, std::wstring(), this, false);
+#endif
   app_menu_->set_border(NULL);
   app_menu_->EnableCanvasFlippingForRTLUI(true);
   app_menu_->SetAccessibleName(l10n_util::GetStringUTF16(IDS_ACCNAME_APP));