Pepper: Move NexeLoadManager map inside that class.

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 9ecbe6710c80cd06b1785cdb05bf832c742ee636..87d6aebdb42985227fba2132c8118229acb2197d 100644
--- a/components/nacl/renderer/nexe_load_manager.h
+++ b/components/nacl/renderer/nexe_load_manager.h
@@ -29,9 +29,13 @@ class TrustedPluginChannel;
 // nexe.
 class NexeLoadManager {
  public:
-  explicit NexeLoadManager(PP_Instance instance);
   ~NexeLoadManager();
 
+  static void Create(PP_Instance instance);
+  // Non-owning pointer.
+  static NexeLoadManager* Get(PP_Instance instance);
+  static void Delete(PP_Instance instance);
+
   void NexeFileDidOpen(int32_t pp_error,
                        const base::File& file,
                        int32_t http_status,
@@ -115,6 +119,8 @@ class NexeLoadManager {
  private:
   DISALLOW_COPY_AND_ASSIGN(NexeLoadManager);
 
+  explicit NexeLoadManager(PP_Instance instance);
+
   void ReportDeadNexe();
 
   // Copies a crash log to the console, one line at a time.