Allow overriding of X error functions

chrome/browser/app_controller_mac.mm

 // Copyright (c) 2010 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.
 
 #import "chrome/browser/app_controller_mac.h"
 
 #include "app/l10n_util.h"
 #include "app/l10n_util_mac.h"
 #include "base/auto_reset.h"
 #include "base/command_line.h"
@@ skipping 228 matching lines @@
 
   // TODO(viettrungluu): Remove Apple Event handlers here? (It's safe to leave
   // them in, but I'm not sure about UX; we'd also want to disable other things
   // though.) http://crbug.com/40861
 
   size_t num_browsers = BrowserList::size();
 
   // Initiate a shutdown (via BrowserList::CloseAllBrowsers()) if we aren't
   // already shutting down.
   if (!browser_shutdown::IsTryingToQuit())
-    BrowserList::CloseAllBrowsers(true);
+    BrowserList::CloseAllBrowsers();
 
   return num_browsers == 0 ? YES : NO;
 }
 
 - (void)stopTryingToTerminateApplication:(NSApplication*)app {
   if (browser_shutdown::IsTryingToQuit()) {
     // Reset the "trying to quit" state, so that closing all browser windows
     // will no longer lead to termination.
     browser_shutdown::SetTryingToQuit(false);
 
@@ skipping 837 matching lines @@
   [appController showPreferencesWindow:nil page:page profile:profile];
 }
 
 namespace app_controller_mac {
 
 bool IsOpeningNewWindow() {
   return g_is_opening_new_window;
 }
 
 }  // namespace app_controller_mac