Enforce handle ownership in base::Process

content/browser/child_process_launcher.h

 // Copyright (c) 2012 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_CHILD_PROCESS_LAUNCHER_H_
 #define CONTENT_BROWSER_CHILD_PROCESS_LAUNCHER_H_
 
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
 #include "base/process/kill.h"
 #include "base/process/launch.h"
+#include "base/process/process.h"
 #include "content/common/content_export.h"
 
 namespace base {
 class CommandLine;
 }
 
 namespace content {
 class SandboxedProcessLauncherDelegate;
 
 // Launches a process asynchronously and notifies the client of the process
@@ skipping 21 matching lines @@
   ChildProcessLauncher(
       SandboxedProcessLauncherDelegate* delegate,
       base::CommandLine* cmd_line,
       int child_process_id,
       Client* client);
   ~ChildProcessLauncher();
 
   // True if the process is being launched and so the handle isn't available.
   bool IsStarting();
 
-  // Getter for the process handle.  Only call after the process has started.
-  base::ProcessHandle GetHandle();
+  // Getter for the process.  Only call after the process has started.
+  const base::Process& GetProcess() const;
 
   // Call this when the child process exits to know what happened to it.
   // |known_dead| can be true if we already know the process is dead as it can
   // help the implemention figure the proper TerminationStatus.
   // On Linux, the use of |known_dead| is subtle and can be crucial if an
   // accurate status is important. With |known_dead| set to false, a dead
   // process could be seen as running. With |known_dead| set to true, the
   // process will be killed if it was still running. See ZygoteHostImpl for
   // more discussion of Linux implementation details.
   // |exit_code| is the exit code of the process if it exited (e.g. status from
@@ skipping 14 matching lines @@
   class Context;
 
   scoped_refptr<Context> context_;
 
   DISALLOW_COPY_AND_ASSIGN(ChildProcessLauncher);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_CHILD_PROCESS_LAUNCHER_H_