Initial audio implementation.

chrome/browser/browser_child_process_host.cc

 // Copyright (c) 2010 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.
 
 #include "chrome/browser/browser_child_process_host.h"
 
 #include "base/command_line.h"
 #include "base/file_path.h"
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
@@ skipping 99 matching lines @@
       exposed_dir,
 #elif defined(OS_POSIX)
       use_zygote,
       environ,
       channel()->GetClientFileDescriptor(),
 #endif
       cmd_line,
       &client_));
 }
 
+base::ProcessHandle BrowserChildProcessHost::GetChildProcessHandle() const {
+  DCHECK(child_process_.get())
+      << "Requesting a child process handle before launching.";
+  DCHECK(child_process_->GetHandle())
+      << "Requesting a child process handle before launch has completed OK.";
+  return child_process_->GetHandle();
+}
+
 bool BrowserChildProcessHost::Send(IPC::Message* msg) {
   return SendOnChannel(msg);
 }
 
 void BrowserChildProcessHost::ForceShutdown() {
   Singleton<ChildProcessList>::get()->remove(this);
   ChildProcessHost::ForceShutdown();
 }
 
 void BrowserChildProcessHost::Notify(NotificationType type) {
@@ skipping 78 matching lines @@
 
     return *iterator_;
   } while (true);
 
   return NULL;
 }
 
 bool BrowserChildProcessHost::Iterator::Done() {
   return iterator_ == Singleton<ChildProcessList>::get()->end();
 }