This fixes a number of things that are warnings in the Mac compiler....

import/cross/collada.h

 /*
  * Copyright 2009, Google Inc.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 114 matching lines @@
   FCDSceneNode *node_;
   Transform *transform_;
   std::vector<NodeInstance *> children_;
 };
 
 class Collada {
  public:
   struct Options {
     Options()
         : generate_mipmaps(true),
+          keep_original_data(false),
           condition_document(false),
-          keep_original_data(false),
           up_axis(0.0f, 0.0f, 0.0f),
           base_path(FilePath::kCurrentDirectory) {}
     // Whether or not to generate mip-maps on the textures we load.
     bool generate_mipmaps;
 
     // Whether or not to retain the original form for textures for later
     // access by filename.
     bool keep_original_data;
 
     // Whether or not to condition documents for o3d as part of
@@ skipping 311 matching lines @@
   bool cull_enabled_;
   bool cull_front_;
   bool front_cw_;
 
   int unique_filename_counter_;
 
   DISALLOW_COPY_AND_ASSIGN(Collada);
 };
 }
 #endif  // O3D_IMPORT_CROSS_COLLADA_H_