Save any file in localStorage.

saveAnyFileInLocalStorage

function fixAkamaiEOL(url, callback) {
		// create XHR, Blob and FileReader
		var xhr = new XMLHttpRequest();
		var fileReader = new FileReader();
		var blob;
		
		xhr.open("GET", url, true);
		// set responseType to arraybuffer
		xhr.responseType = "arrayBuffer";

		xhr.addEventListener("load", function(){
			if (xhr.status !== 200) {
				callback(null);
				return;
			}
			// fix Akamai EOL
			// var response = xhr.response.replace(/\r/, '\n')
			// create blob from response
			blob = new Blob([response], {type: "vnd.apple.mpegURL"});
      
      // onload needed since Chrome does not support addEventListener for FileReader
			fileReader.onload = function(evt) {
			  // read file content as a Data URL
				var result = evt.target.result;
				callback(result);
				// localStorage.setItem("foo", result);
			};
			
			// Load blob as Data URL
			fileReader.readAsDataURL(blob);
		}, false);

		xhr.send();
	}