Add RawData request in preparation for manual loading of...

import/cross/raw_data.h

Index: import/cross/raw_data.h
===================================================================
--- import/cross/raw_data.h	(revision 20922)
+++ import/cross/raw_data.h	(working copy)
@@ -46,6 +46,8 @@
 #include "core/cross/param.h"
 #include "core/cross/types.h"
 
+class FilePath;
+
 namespace o3d {
 
 // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -58,6 +60,10 @@
                              const void *data,
                              size_t length);
 
+  static RawData::Ref CreateFromFile(ServiceLocator* service_locator,
+                                     const String &uri,
+                                     const String& filename);
+
   virtual ~RawData();
 
   const uint8 *GetData() const;
@@ -103,6 +109,8 @@
           const void *data,
           size_t length);
 
+  bool SetFromFile(const String& filename);
+
   friend class IClassManager;
   friend class Pack;