remove superseded Linux resource loader

thermion_flutter/thermion_flutter/linux/include/thermion_flutter/resource_loader.hpp

@@ -1,70 +0,0 @@
-#ifndef FLUTTER_FILAMENT_LINUX_RESOURCE_LOADER_H
-#define FLUTTER_FILAMENT_LINUX_RESOURCE_LOADER_H
-
-#include <math.h>
-#include <iostream>
-#include <fstream>
-#include <cstring>
-#include <vector>
-#include <string> 
-#include <map>
-#include <unistd.h>
-
-#include "ResourceBuffer.hpp"
-
-
-static std::map<uint32_t, void*> _file_assets;
-static uint32_t _i = 0;
-
-ResourceBuffer loadResource(const char* name) {
-
-    std::cout << "LOADING RESOURCE" << std::endl;
-
-    char cwd[PATH_MAX];
-    if (getcwd(cwd, sizeof(cwd)) != NULL) {
-       std::cout << "Current working dir: " << cwd  << std::endl;
-    }
-
-    string name_str(name);
-    auto id = _i++;
-    
-    // this functions accepts URIs, so  
-    // - file:// points to a file on the filesystem
-    // - asset:// points to an asset, usually resolved relative to the current working directory
-    // - no prefix is presumed to be an asset
-    if (name_str.rfind("file://", 0) == 0) {
-      name_str = name_str.substr(7);
-    } else if(name_str.rfind("asset://", 0) == 0) {
-      name_str = name_str.substr(7);
-      name_str = string(cwd) + string("/") + name_str;
-    } else {
-      name_str = string(cwd) + string("/build/linux/x64/debug/bundle/data/flutter_assets/") + name_str;
-    }
-
-    std::cout << "Loading resource at " << name_str.c_str() << std::endl;
-
-    streampos length;
-    ifstream is(name_str, ios::binary);
-    if(!is) {
-      std::cout << "Failed to find resource at file path " << name_str.c_str() << std::endl;
-      return ResourceBuffer(nullptr, 0, -1);
-    }
-    is.seekg (0, ios::end);
-    length = is.tellg();
-    char * buffer;
-    buffer = new char [length];
-    is.seekg (0, ios::beg);
-    is.read (buffer, length);
-    is.close();      
-    _file_assets[id] = buffer;
-    return ResourceBuffer(buffer, length, id);
-}
-
-void freeResource(ResourceBuffer rbuf) {
-  auto it = _file_assets.find(rbuf.id);
-  if (it != _file_assets.end()) {
-    free(it->second);
-  }
-}
-
-#endif