GTTF: Detect browser crashes on shutdown in UI tests.

chrome/test/automation/proxy_launcher.h

Index: chrome/test/automation/proxy_launcher.h
===================================================================
--- chrome/test/automation/proxy_launcher.h	(revision 80488)
+++ chrome/test/automation/proxy_launcher.h	(working copy)
@@ -120,15 +120,14 @@
   // Returns true when the browser process is running, independent if any
   // renderer process exists or not. It will returns false if an user closed the
   // window or if the browser process died by itself.
+  // TODO(phajdan.jr): Get rid of IsBrowserRunning, it is difficult
+  // to make it simple and reliable.
   bool IsBrowserRunning();
 
-  // Returns true when timeout_ms milliseconds have elapsed.
-  // Returns false if the browser process died while waiting.
-  bool CrashAwareSleep(int timeout_ms);
-
   // Wait for the browser process to shut down on its own (i.e. as a result of
-  // some action that your test has taken).
-  bool WaitForBrowserProcessToQuit(int timeout);
+  // some action that your test has taken). If it has exited within |timeout|,
+  // puts the exit code in |exit_code| and returns true.
+  bool WaitForBrowserProcessToQuit(int timeout, int* exit_code);
 
   AutomationProxy* automation() const;