gfe-relnote: Fix an error in QUIC's SpdyUtils where content-length was

net/quic/spdy_utils_test.cc

 // 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/quic/spdy_utils.h"
 
 #include "base/macros.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_piece.h"
 #include "net/test/gtest_util.h"
 
@@ skipping 212 matching lines @@
                            {"foo", "foovalue"},
                            {"content-length", "8"},
                            {"bar", "barvalue"},
                            {"baz", ""}});
   int64_t content_length = -1;
   SpdyHeaderBlock block;
   ASSERT_FALSE(
       SpdyUtils::CopyAndValidateHeaders(*headers, &content_length, &block));
 }
 
+TEST(SpdyUtilsTest, CopyAndValidateHeadersLargeContentLength) {
+  auto headers = FromList({{"content-length", "9000000000"},
+                           {"foo", "foovalue"},
+                           {"bar", "barvalue"},
+                           {"baz", ""}});
+  int64_t content_length = -1;
+  SpdyHeaderBlock block;
+  ASSERT_TRUE(
+      SpdyUtils::CopyAndValidateHeaders(*headers, &content_length, &block));
+  EXPECT_THAT(block, UnorderedElementsAre(
+                         Pair("foo", "foovalue"), Pair("bar", "barvalue"),
+                         Pair("content-length", StringPiece("9000000000")),
+                         Pair("baz", "")));
+  EXPECT_EQ(9000000000, content_length);
+}
+
 TEST(SpdyUtilsTest, CopyAndValidateHeadersMultipleValues) {
   auto headers = FromList({{"foo", "foovalue"},
                            {"bar", "barvalue"},
                            {"baz", ""},
                            {"foo", "boo"},
                            {"baz", "buzz"}});
   int64_t content_length = -1;
   SpdyHeaderBlock block;
   ASSERT_TRUE(
       SpdyUtils::CopyAndValidateHeaders(*headers, &content_length, &block));
@@ skipping 91 matching lines @@
   headers[":scheme"] = "https";
   EXPECT_FALSE(SpdyUtils::UrlIsValid(headers));
   headers[":authority"] = "www.google.com";
   EXPECT_FALSE(SpdyUtils::UrlIsValid(headers));
   headers[":path"] = "/index.html";
   EXPECT_TRUE(SpdyUtils::UrlIsValid(headers));
 }
 
 }  // namespace test
 }  // namespace net