Project import generated by Copybara.

PiperOrigin-RevId: 224614037
Change-Id: I14e53449d4aeccb328f86828c76b5f09dea0d4b8
diff --git a/http2/platform/api/http2_string_utils.h b/http2/platform/api/http2_string_utils.h
new file mode 100644
index 0000000..ba40560
--- /dev/null
+++ b/http2/platform/api/http2_string_utils.h
@@ -0,0 +1,56 @@
+// Copyright 2017 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 QUICHE_HTTP2_PLATFORM_API_HTTP2_STRING_UTILS_H_
+#define QUICHE_HTTP2_PLATFORM_API_HTTP2_STRING_UTILS_H_
+
+#include <type_traits>
+#include <utility>
+
+#include "net/third_party/quiche/src/http2/platform/api/http2_string.h"
+#include "net/third_party/quiche/src/http2/platform/api/http2_string_piece.h"
+#include "net/http2/platform/impl/http2_string_utils_impl.h"
+
+namespace http2 {
+
+template <typename... Args>
+inline Http2String Http2StrCat(const Args&... args) {
+  return Http2StrCatImpl(std::forward<const Args&>(args)...);
+}
+
+template <typename... Args>
+inline void Http2StrAppend(Http2String* output, const Args&... args) {
+  Http2StrAppendImpl(output, std::forward<const Args&>(args)...);
+}
+
+template <typename... Args>
+inline Http2String Http2StringPrintf(const Args&... args) {
+  return Http2StringPrintfImpl(std::forward<const Args&>(args)...);
+}
+
+inline Http2String Http2HexEncode(const void* bytes, size_t size) {
+  return Http2HexEncodeImpl(bytes, size);
+}
+
+inline Http2String Http2HexDecode(Http2StringPiece data) {
+  return Http2HexDecodeImpl(data);
+}
+
+inline Http2String Http2HexDump(Http2StringPiece data) {
+  return Http2HexDumpImpl(data);
+}
+
+inline Http2String Http2HexEscape(Http2StringPiece data) {
+  return Http2HexEscapeImpl(data);
+}
+
+template <typename Number>
+inline Http2String Http2Hex(Number number) {
+  static_assert(std::is_integral<Number>::value, "Number has to be an int");
+  return Http2HexImpl(number);
+}
+
+}  // namespace http2
+
+#endif  // QUICHE_HTTP2_PLATFORM_API_HTTP2_STRING_UTILS_H_