src/javascript/file/FileReader.js
function() {
				this.result = null;
				
				if (Basic.inArray(this.readyState, [FileReader.EMPTY, FileReader.DONE]) !== -1) {
					return;
				} else if (this.readyState === FileReader.LOADING) {
					this.readyState = FileReader.DONE;
				}

				this.exec('FileReader', 'abort');
				
				this.trigger('abort');
				this.trigger('loadend');
			}
function() {
				this.result = null;
				
				if (Basic.inArray(this.readyState, [FileReader.EMPTY, FileReader.DONE]) !== -1) {
					return;
				} else if (this.readyState === FileReader.LOADING) {
					this.readyState = FileReader.DONE;
				}

				this.exec('FileReader', 'abort');
				
				this.trigger('abort');
				this.trigger('loadend');
			}
Aborts preloading process.

@method abort