Chrome OS: Shutdown without blocking when SIGTERM is received.

chrome/browser/browser_shutdown.cc

 // Copyright (c) 2011 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/browser_shutdown.h"
 
 #include <map>
 #include <string>
 
 #include "base/command_line.h"
@@ skipping 42 matching lines @@
 #endif
 
 using base::Time;
 using base::TimeDelta;
 
 namespace browser_shutdown {
 
 // Whether the browser is trying to quit (e.g., Quit chosen from menu).
 bool g_trying_to_quit = false;
 
+// Whether the browser should quit without closing browsers.
+bool g_shutting_down_without_closing_browsers = false;
+
 Time shutdown_started_;
 ShutdownType shutdown_type_ = NOT_VALID;
 int shutdown_num_processes_;
 int shutdown_num_processes_slow_;
 
 bool delete_resources_on_shutdown = true;
 
 const char kShutdownMsFile[] = "chrome_shutdown_ms.txt";
 
 void RegisterPrefs(PrefService* local_state) {
@@ skipping 230 matching lines @@
 
 void SetTryingToQuit(bool quitting) {
   g_trying_to_quit = quitting;
 }
 
 bool IsTryingToQuit() {
   return g_trying_to_quit;
 }
 
 bool ShuttingDownWithoutClosingBrowsers() {
-#if defined(USE_X11)
-  if (GetShutdownType() == browser_shutdown::END_SESSION)
-    return true;
-#endif
-  return false;
+  return g_shutting_down_without_closing_browsers;
+}
+
+void SetShuttingDownWithoutClosingBrowsers(bool without_close) {
+  g_shutting_down_without_closing_browsers = without_close;
 }
 
 }  // namespace browser_shutdown