fix: Brought back the return statement -- also corrected code formatting (#489)

diff --git a/src/android/FileUtils.java b/src/android/FileUtils.java
index 56563aa..695af7a 100644
--- a/src/android/FileUtils.java
+++ b/src/android/FileUtils.java
@@ -1135,7 +1135,7 @@
         		throw new MalformedURLException("No installed handlers for this URL");
         	}
 
-            long x = fs.writeToFileAtURL(inputURL, data, offset, isBinary);
+            return fs.writeToFileAtURL(inputURL, data, offset, isBinary);
         } catch (IllegalArgumentException e) {
             MalformedURLException mue = new MalformedURLException("Unrecognized filesystem URL");
             mue.initCause(e);