Merge of onBuildForm

components/file-upload/file-item.class.ts

@@ -57,6 +57,10 @@ export class FileItem {
     return void 0;
   }
 
+  public onBuildForm(form:any):any {
+    return {form};
+  }
+
   public onProgress(progress:number):any {
     return {progress};
   }
@@ -88,6 +92,10 @@ export class FileItem {
     this.onBeforeUpload();
   }
 
+  public _onBuildForm(form:any):void {
+    this.onBuildForm(form);
+  }
+
   public _onProgress(progress:number):void {
     this._zone.run(() => {
       this.progress = progress;