Chrome OS: Shutdown without blocking when SIGTERM is received.

chrome/browser/browser_shutdown.cc

Index: chrome/browser/browser_shutdown.cc
diff --git a/chrome/browser/browser_shutdown.cc b/chrome/browser/browser_shutdown.cc
index 2170b71cd11823aef8ddd6403663125dd9f37a62..0902aef663918ee8c9ed54d61b20bbe839bd3085 100644
--- a/chrome/browser/browser_shutdown.cc
+++ b/chrome/browser/browser_shutdown.cc
@@ -60,6 +60,9 @@ 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_;
@@ -310,11 +313,11 @@ bool IsTryingToQuit() {
 }
 
 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