Declare string where needed

Author: mario

src/com/owncloud/android/operations/UploadFileOperation.java

@@ -293,7 +293,6 @@ protected RemoteOperationResult run(OwnCloudClient client) {
         mCancellationRequested.set(false);
         mUploadStarted.set(true);
         RemoteOperationResult result = null;
-        String expectedPath = null;
         File temporalFile = null, originalFile = new File(mOriginalStoragePath), expectedFile = null;
 
         try {
@@ -347,7 +346,7 @@ protected RemoteOperationResult run(OwnCloudClient client) {
                 throw new OperationCancelledException();
             }
 
-            expectedPath = FileStorageUtils.getDefaultSavePathFor(mAccount.name, mFile);
+            String expectedPath = FileStorageUtils.getDefaultSavePathFor(mAccount.name, mFile);
             expectedFile = new File(expectedPath);
 
             /// copy the file locally before uploading