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

content/browser/browser_child_process_host.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_BROWSER_BROWSER_CHILD_PROCESS_HOST_H_
 #define CONTENT_BROWSER_BROWSER_CHILD_PROCESS_HOST_H_
 #pragma once
 
 #include <list>
 
@@ skipping 80 matching lines @@
 
   // ChildProcessLauncher::Client implementation.
   virtual void OnProcessLaunched() OVERRIDE {}
 
   // Derived classes can override this to know if the process crashed.
   // |exit_code| is the status returned when the process crashed (for
   // posix, as returned from waitpid(), for Windows, as returned from
   // 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;
   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
   virtual void OnChannelConnected(int32 peer_pid) OVERRIDE;
 
   // Removes this host from the host list. Calls ChildProcessHost::ForceShutdown
   void ForceShutdown();
 
   // Controls whether the child process should be terminated on browser
@@ skipping 28 matching lines @@
   scoped_ptr<ChildProcessLauncher> child_process_;
 #if defined(OS_WIN)
   base::WaitableEventWatcher child_watcher_;
 #else
   base::WeakPtrFactory<BrowserChildProcessHost> task_factory_;
 #endif
   bool disconnect_was_alive_;
 };
 
 #endif  // CONTENT_BROWSER_BROWSER_CHILD_PROCESS_HOST_H_