Simplify BrowserChildProcessHost in preparation for refactoring it so that consumers embed it in ...

content/browser/browser_child_process_host.h

Index: content/browser/browser_child_process_host.h
===================================================================
--- content/browser/browser_child_process_host.h	(revision 112769)
+++ content/browser/browser_child_process_host.h	(working copy)
@@ -98,19 +98,13 @@
   // GetExitCodeProcess()).
   virtual void OnProcessCrashed(int exit_code) {}
 
-  // Derived classes can override this to know if the process was
-  // killed.  |exit_code| is the status returned when the process
-  // was killed (for posix, as returned from waitpid(), for Windows,
-  // as returned from GetExitCodeProcess()).
-  virtual void OnProcessWasKilled(int exit_code) {}
-
   // Returns the termination status of a child.  |exit_code| is the
   // status returned when the process exited (for posix, as returned
   // from waitpid(), for Windows, as returned from
   // GetExitCodeProcess()).  |exit_code| may be NULL.
-  virtual base::TerminationStatus GetChildTerminationStatus(int* exit_code);
+  base::TerminationStatus GetChildTerminationStatus(int* exit_code);
 
-  // ChildProcessHostDelegate implementation:
+  // Overrides from ChildProcessHost
   virtual bool CanShutdown() OVERRIDE;
   virtual void OnChildDisconnected() OVERRIDE;
   virtual void ShutdownStarted() OVERRIDE;