Revert "Encode filenames to UTF-8 in Content-Disposition header. (#16556)"

Breaks AppResource404, BrowserFrameIsVisible and FlashIsVisible

This reverts commit af6dd56e89db8ea8c88f607c4214abcde50dfc94.

Change-Id: I82fc9ef4c9d08dc8aa48e0fa137fae5782701389

1 files changed, 0 insertions, 41 deletions

diff --git a/server/tests/src/com/vaadin/server/FileDownloaderTests.java b/server/tests/src/com/vaadin/server/FileDownloaderTests.java
deleted file mode 100644
index 4e9478c570..0000000000
--- a/server/tests/src/com/vaadin/server/FileDownloaderTests.java
+++ /dev/null
@@ -1,41 +0,0 @@
-package com.vaadin.server;
-
-import static org.mockito.Matchers.contains;
-import static org.mockito.Matchers.eq;
-import static org.mockito.Mockito.mock;
-import static org.mockito.Mockito.verify;
-
-import java.io.IOException;
-import java.io.InputStream;
-import java.net.URLEncoder;
-
-import org.junit.Before;
-import org.junit.Test;
-
-public class FileDownloaderTests {
-    private String filename = "日本語.png";
-    private DownloadStream stream;
-
-    @Before
-    public void setup() {
-        stream = new DownloadStream(mock(InputStream.class), "", filename);
-    }
-
-    @Test
-    public void contentDispositionFilenameIsUtf8Encoded() throws IOException {
-        VaadinResponse response = mock(VaadinResponse.class);
-
-        stream.writeResponse(mock(VaadinRequest.class), response);
-
-        verify(response).setHeader(eq("Content-Disposition"),
-                contains("attachment;"));
-        String encodedFileName = URLEncoder.encode(filename, "utf-8");
-        verify(response).setHeader(eq("Content-Disposition"),
-                contains(String.format("filename=\"%s\";", encodedFileName)));
-        verify(response)
-                .setHeader(
-                        eq("Content-Disposition"),
-                        contains(String.format("filename*=utf-8''%s",
-                                encodedFileName)));
-    }
-}