Replace ICU encoding detection with CED

base/i18n/encoding_detection.h

Index: base/i18n/encoding_detection.h
diff --git a/base/i18n/encoding_detection.h b/base/i18n/encoding_detection.h
new file mode 100644
index 0000000000000000000000000000000000000000..c8e660c44db90d8c62879bf29c37b6ddceabd13c
--- /dev/null
+++ b/base/i18n/encoding_detection.h
@@ -0,0 +1,21 @@
+// Copyright 2016 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.
+
+#ifndef BASE_I18N_ENCODING_DETECTION_H_
+#define BASE_I18N_ENCODING_DETECTION_H_
+
+#include <string>
+
+#include "base/compiler_specific.h"
+#include "base/i18n/base_i18n_export.h"
+
+namespace base {
+
+// Detect encoding of |text| and put the name of encoding in |encoding|.
+// Returns true on success.
+BASE_I18N_EXPORT bool DetectEncoding(const std::string& text,
+                                     std::string* encoding) WARN_UNUSED_RESULT;
+}  // namespace base
+
+#endif  // BASE_I18N_ENCODING_DETECTION_H_