remove unneeded flow syntax

TSMMark · web-flow · commit 800dd2f6e8ff · 2018-03-12T10:47:27.000-04:00
diff --git a/index.js b/index.js
@@ -19,7 +19,7 @@ export type StartUploadArgs = {
   field?: string,
   customUploadId?: string,
   // parameters are supported only in multipart type
-  parameters?: { [x:string]: string },
+  parameters?: { [string]: string },
   headers?: Object,
   notification?: NotificationArgs
 }

Original file line number	Diff line number	Diff line change
`@@ -19,7 +19,7 @@ export type StartUploadArgs = {`
`19`	`19`	`field?: string,`
`20`	`20`	`customUploadId?: string,`
`21`	`21`	`// parameters are supported only in multipart type`
`22`		`- parameters?: { [x:string]: string },`
	`22`	`+ parameters?: { [string]: string },`
`23`	`23`	`headers?: Object,`
`24`	`24`	`notification?: NotificationArgs`
`25`	`25`	`}`