Moved SimplifyDocumentTitle from printing/backend

printing/backend/print_backend_unittest.cc

Index: printing/backend/print_backend_unittest.cc
diff --git a/printing/backend/print_backend_unittest.cc b/printing/backend/print_backend_unittest.cc
deleted file mode 100644
index 356a34627bf4f6cba581a4067fc9255e70df53db..0000000000000000000000000000000000000000
--- a/printing/backend/print_backend_unittest.cc
+++ /dev/null
@@ -1,26 +0,0 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "base/strings/utf_string_conversions.h"
-#include "printing/backend/print_backend.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace printing {
-
-std::string Simplify(const char* title) {
-  return UTF16ToUTF8(PrintBackend::SimplifyDocumentTitle(ASCIIToUTF16(title)));
-}
-
-TEST(PrintBackendTest, SimplifyDocumentTitle) {
-  EXPECT_STREQ("", Simplify("").c_str());
-  EXPECT_STREQ("Long string. Long string...ng string. Long string.",
-               Simplify("Long string. Long string. Long string. Long string. "
-                        "Long string. Long string. Long string.").c_str());
-  EXPECT_STREQ("Control Characters",
-               Simplify("C\ron\ntrol Charac\15ters").c_str());
-  EXPECT_STREQ("", Simplify("\n\r\n\r\t\r").c_str());
-}
-
-}  // namespace printing
-