Remove unneeded check.

code/AssetLib/FBX/FBXBinaryTokenizer.cpp

@@ -467,7 +467,7 @@ void TokenizeBinary(TokenList& output_tokens, const char* input, size_t length)
     }
     catch (const DeadlyImportError& e)
     {
-        if ((sizeof(size_t) > 4) && !is64bits && (length > std::numeric_limits<std::uint32_t>::max())) {
+        if (!is64bits && (length > std::numeric_limits<std::uint32_t>::max())) {
             throw DeadlyImportError("The FBX file is invalid. This may be because the content is too big for this older version (" + to_string(version) + ") of the FBX format. (" + e.what() + ")");
         }
         throw;