Add a new QUIC platform API for text utilities.

net/quic/core/crypto/cert_compressor_test.cc

Index: net/quic/core/crypto/cert_compressor_test.cc
diff --git a/net/quic/core/crypto/cert_compressor_test.cc b/net/quic/core/crypto/cert_compressor_test.cc
index 9c0e98fb7bbd3baa3975411a3b1eaf5b6241db05..11da03395ff23fb524d676954ee028427d1719b9 100644
--- a/net/quic/core/crypto/cert_compressor_test.cc
+++ b/net/quic/core/crypto/cert_compressor_test.cc
@@ -7,6 +7,7 @@
 #include <memory>
 
 #include "net/quic/core/quic_utils.h"
+#include "net/quic/platform/api/quic_text_utils.h"
 #include "net/quic/test_tools/crypto_test_utils.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
@@ -20,7 +21,7 @@ TEST(CertCompressor, EmptyChain) {
   std::vector<string> chain;
   const string compressed = CertCompressor::CompressChain(
       chain, StringPiece(), StringPiece(), nullptr);
-  EXPECT_EQ("00", QuicUtils::HexEncode(compressed));
+  EXPECT_EQ("00", QuicTextUtils::HexEncode(compressed));
 
   std::vector<string> chain2, cached_certs;
   ASSERT_TRUE(CertCompressor::DecompressChain(compressed, cached_certs, nullptr,
@@ -34,7 +35,7 @@ TEST(CertCompressor, Compressed) {
   const string compressed = CertCompressor::CompressChain(
       chain, StringPiece(), StringPiece(), nullptr);
   ASSERT_GE(compressed.size(), 2u);
-  EXPECT_EQ("0100", QuicUtils::HexEncode(compressed.substr(0, 2)));
+  EXPECT_EQ("0100", QuicTextUtils::HexEncode(compressed.substr(0, 2)));
 
   std::vector<string> chain2, cached_certs;
   ASSERT_TRUE(CertCompressor::DecompressChain(compressed, cached_certs, nullptr,
@@ -55,10 +56,10 @@ TEST(CertCompressor, Common) {
       StringPiece(), common_sets.get());
   EXPECT_EQ(
       "03"               /* common */
-      "2A00000000000000" /* set hash 42 */
+      "2a00000000000000" /* set hash 42 */
       "01000000"         /* index 1 */
       "00" /* end of list */,
-      QuicUtils::HexEncode(compressed));
+      QuicTextUtils::HexEncode(compressed));
 
   std::vector<string> chain2, cached_certs;
   ASSERT_TRUE(CertCompressor::DecompressChain(compressed, cached_certs,
@@ -75,9 +76,9 @@ TEST(CertCompressor, Cached) {
   const string compressed =
       CertCompressor::CompressChain(chain, StringPiece(), hash_bytes, nullptr);
 
-  EXPECT_EQ("02" /* cached */ + QuicUtils::HexEncode(hash_bytes) +
+  EXPECT_EQ("02" /* cached */ + QuicTextUtils::HexEncode(hash_bytes) +
                 "00" /* end of list */,
-            QuicUtils::HexEncode(compressed));
+            QuicTextUtils::HexEncode(compressed));
 
   std::vector<string> cached_certs, chain2;
   cached_certs.push_back(chain[0]);
@@ -91,37 +92,37 @@ TEST(CertCompressor, BadInputs) {
   std::vector<string> cached_certs, chain;
 
   EXPECT_FALSE(CertCompressor::DecompressChain(
-      QuicUtils::HexEncode("04") /* bad entry type */, cached_certs, nullptr,
-      &chain));
+      QuicTextUtils::HexEncode("04") /* bad entry type */, cached_certs,
+      nullptr, &chain));
 
   EXPECT_FALSE(CertCompressor::DecompressChain(
-      QuicUtils::HexEncode("01") /* no terminator */, cached_certs, nullptr,
+      QuicTextUtils::HexEncode("01") /* no terminator */, cached_certs, nullptr,
       &chain));
 
   EXPECT_FALSE(CertCompressor::DecompressChain(
-      QuicUtils::HexEncode("0200") /* hash truncated */, cached_certs, nullptr,
-      &chain));
+      QuicTextUtils::HexEncode("0200") /* hash truncated */, cached_certs,
+      nullptr, &chain));
 
   EXPECT_FALSE(CertCompressor::DecompressChain(
-      QuicUtils::HexEncode("0300") /* hash and index truncated */, cached_certs,
-      nullptr, &chain));
+      QuicTextUtils::HexEncode("0300") /* hash and index truncated */,
+      cached_certs, nullptr, &chain));
 
   /* without a CommonCertSets */
-  EXPECT_FALSE(
-      CertCompressor::DecompressChain(QuicUtils::HexEncode("03"
-                                                           "0000000000000000"
-                                                           "00000000"),
-                                      cached_certs, nullptr, &chain));
+  EXPECT_FALSE(CertCompressor::DecompressChain(
+      QuicTextUtils::HexEncode("03"
+                               "0000000000000000"
+                               "00000000"),
+      cached_certs, nullptr, &chain));
 
   std::unique_ptr<CommonCertSets> common_sets(
       CryptoTestUtils::MockCommonCertSets("foo", 42, 1));
 
   /* incorrect hash and index */
-  EXPECT_FALSE(
-      CertCompressor::DecompressChain(QuicUtils::HexEncode("03"
-                                                           "a200000000000000"
-                                                           "00000000"),
-                                      cached_certs, nullptr, &chain));
+  EXPECT_FALSE(CertCompressor::DecompressChain(
+      QuicTextUtils::HexEncode("03"
+                               "a200000000000000"
+                               "00000000"),
+      cached_certs, nullptr, &chain));
 }
 
 }  // namespace test