Don't waste time on browser that crashed before connecting to the IPC channel.

chrome/test/automation/automation_proxy.h

Index: chrome/test/automation/automation_proxy.h
diff --git a/chrome/test/automation/automation_proxy.h b/chrome/test/automation/automation_proxy.h
index 0fccd90a21230f7a3dcc7d617702859f7b1c5fef..d879d8332583cb37d056f8d857cf9e52cddf83de 100644
--- a/chrome/test/automation/automation_proxy.h
+++ b/chrome/test/automation/automation_proxy.h
@@ -290,9 +290,6 @@ class AutomationProxy : public IPC::Channel::Listener,
   // The version of the automation provider we are communicating with.
   std::string server_version_;
 
-  // Used to guard against multiple hello messages being received.
-  int app_launch_signaled_;
-
   // Whether to perform a version check between the automation proxy and
   // the automation provider at connection time. Defaults to false, you can
   // set this to true if building the automation proxy into a module with