Chrome OS: Shutdown without blocking when SIGTERM is received.

chrome/browser/browser_shutdown.h

Index: chrome/browser/browser_shutdown.h
diff --git a/chrome/browser/browser_shutdown.h b/chrome/browser/browser_shutdown.h
index 0df2919ba863a53f697a616deaa8cd68a973a791..337da1ab2ce4fbe07a15333e6b165c040066dda6 100644
--- a/chrome/browser/browser_shutdown.h
+++ b/chrome/browser/browser_shutdown.h
@@ -66,11 +66,15 @@ void SetTryingToQuit(bool quitting);
 // General accessor.
 bool IsTryingToQuit();
 
-// This is true on X during an END_SESSION, when we can no longer depend
-// on the X server to be running. As a result we don't explicitly close the
-// browser windows, which can lead to conditions which would fail checks.
+// This is true on X during an END_SESSION initiated by X IO Error, when we
+// can no longer depend on the X server to be running. As a result we don't
+// explicitly close the browser windows, which can lead to conditions which
+// would fail checks.
 bool ShuttingDownWithoutClosingBrowsers();
 
+// Sets the ShuttingDownWithoutClosingBrowsers flag.
+void SetShuttingDownWithoutClosingBrowsers(bool without_close);
+
 }  // namespace browser_shutdown
 
 #endif  // CHROME_BROWSER_BROWSER_SHUTDOWN_H__