Pepper: Move exit_status to NexeLoadManager.

components/nacl/renderer/nexe_load_manager.h

Index: components/nacl/renderer/nexe_load_manager.h
diff --git a/components/nacl/renderer/nexe_load_manager.h b/components/nacl/renderer/nexe_load_manager.h
index c58a3a372944310d6ad0c5e65020f4cccbedb156..2b3bcf96946b0e93e7ac3a00efcf9e167fa682a5 100644
--- a/components/nacl/renderer/nexe_load_manager.h
+++ b/components/nacl/renderer/nexe_load_manager.h
@@ -84,6 +84,9 @@ class NexeLoadManager {
   int64_t ready_time() const { return ready_time_; }
   void set_ready_time(int64_t ready_time) { ready_time_ = ready_time; }
 
+  int32_t exit_status() const { return exit_status_; }
+  void set_exit_status(int32_t exit_status) { exit_status_ = exit_status; }
+
  private:
   DISALLOW_COPY_AND_ASSIGN(NexeLoadManager);
 
@@ -105,6 +108,9 @@ class NexeLoadManager {
   // Time of a successful nexe load, in microseconds since the epoch.
   int64_t ready_time_;
 
+  // The exit status of the plugin process.
+  int32_t exit_status_;
+
   // Non-owning.
   content::PepperPluginInstance* plugin_instance_;