Pepper: Fix NexeLoadManager::set_exit_status().

Sadly, no tests caught that this was broken. I'll try to add a test to detect
this, but I want to get a fix in quickly.

BUG=
R=dmichael@chromium.org

Review URL: https://codereview.chromium.org/222123004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@261456 0039d316-1c4b-4281-b951-d872f2087c98

components/nacl/renderer/nexe_load_manager.cc

@@ -323,6 +323,7 @@ void NexeLoadManager::LogToConsole(const std::string& message) {
 }
 
 void NexeLoadManager::set_exit_status(int exit_status) {
+  exit_status_ = exit_status;
   ppapi::ScopedPPVar exit_status_name_var(
       ppapi::ScopedPPVar::PassRef(),
       ppapi::StringVar::StringToPPVar("exitStatus"));