change android request builder so it wont set Content-Type header to application/octet-stream if it was explicitly set to the empty string. This fixes amazon s3 uploads with a presigned url

LorienHW · LorienHW · commit c31cb90f3d26 · 2018-07-20T11:59:38.000-07:00
diff --git a/android/src/main/java/com/RNFetchBlob/RNFetchBlobReq.java b/android/src/main/java/com/RNFetchBlob/RNFetchBlobReq.java
@@ -266,7 +266,9 @@ else if (value.equalsIgnoreCase("utf8"))
                     requestType = RequestType.Form;
                 }
                 else if(cType.isEmpty()) {
-                    builder.header("Content-Type", "application/octet-stream");
+                    if(!cType.equalsIgnoreCase("")) {
+                      builder.header("Content-Type", "application/octet-stream");
+                    }
                     requestType = RequestType.SingleFile;
                 }
                 if(rawRequestBody != null) {

Original file line number	Diff line number	Diff line change
`@@ -266,7 +266,9 @@ else if (value.equalsIgnoreCase("utf8"))`
`266`	`266`	`requestType = RequestType.Form;`
`267`	`267`	`}`
`268`	`268`	`else if(cType.isEmpty()) {`
`269`		`- builder.header("Content-Type", "application/octet-stream");`
	`269`	`+ if(!cType.equalsIgnoreCase("")) {`
	`270`	`+ builder.header("Content-Type", "application/octet-stream");`
	`271`	`+ }`
`270`	`272`	`requestType = RequestType.SingleFile;`
`271`	`273`	`}`
`272`	`274`	`if(rawRequestBody != null) {`