Fix the crash for the AudioShared.

ppapi/nacl_irt/plugin_startup.cc

 // Copyright 2014 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 "ppapi/nacl_irt/plugin_startup.h"
 
 #include "base/bind.h"
 #include "base/file_descriptor_posix.h"
 #include "base/logging.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/threading/thread.h"
 #include "ipc/ipc_channel_handle.h"
 #include "ppapi/nacl_irt/manifest_service.h"
+#include "ppapi/shared_impl/ppb_audio_shared.h"
 
 namespace ppapi {
 namespace {
 
 int g_nacl_browser_ipc_fd = -1;
 int g_nacl_renderer_ipc_fd = -1;
 int g_manifest_service_fd = -1;
 
 base::WaitableEvent* g_shutdown_event = NULL;
 base::Thread* g_io_thread = NULL;
@@ skipping 48 matching lines @@
     // even before irt_ppapi_start invocation.
     // TODO(hidehiko,dmichael): This works, but is probably not well designed
     // usage. Once a better approach is made, replace this by that way.
     // (crbug.com/364241).
     base::WaitableEvent event(true, false);
     g_io_thread->message_loop_proxy()->PostTask(
         FROM_HERE,
         base::Bind(StartUpManifestServiceOnIOThread, &event));
     event.Wait();
   }
+
+  PPB_Audio_Shared::SetNaClMode();
 }
 
 int GetBrowserIPCFileDescriptor() {
   // The descriptor must be initialized in advance.
   DCHECK_NE(g_nacl_browser_ipc_fd, -1);
   return g_nacl_browser_ipc_fd;
 }
 
 int GetRendererIPCFileDescriptor() {
   // The descriptor must be initialized in advance.
@@ skipping 11 matching lines @@
   // The IOThread must be initialized in advance.
   DCHECK(g_io_thread);
   return g_io_thread;
 }
 
 ManifestService* GetManifestService() {
   return g_manifest_service;
 }
 
 }  // namespace ppapi