Add new HTTP/2 and HPACK decoder in net/http2/.

net/http2/tools/failure.cc

Index: net/http2/tools/failure.cc
diff --git a/net/http2/tools/failure.cc b/net/http2/tools/failure.cc
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index 0000000000000000000000000000000000000000..b354be1e56ffac666622c6c1bd9be50e6f9c4167
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+++ b/net/http2/tools/failure.cc
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+// 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.
+
+#include "net/http2/tools/failure.h"
+
+namespace net {
+namespace test {
+
+// This is a copy of the same named method in ::testing::internal.
+// TODO(jamessynge): See about getting something like VERIFY_* adopted by
+// gUnit (probably a very difficult task!).
+std::string GetBoolAssertionFailureMessage(
+    const ::testing::AssertionResult& assertion_result,
+    const char* expression_text,
+    const char* actual_predicate_value,
+    const char* expected_predicate_value) {
+  const char* actual_message = assertion_result.message();
+  ::testing::Message msg;
+  msg << "Value of: " << expression_text
+      << "\n  Actual: " << actual_predicate_value;
+  if (actual_message[0] != '\0')
+    msg << " (" << actual_message << ")";
+  msg << "\nExpected: " << expected_predicate_value;
+  return msg.GetString();
+}
+
+}  // namespace test
+}  // namespace net