Reland of tracing v2: Introduce TraceBufferWriter (https://codereview.chromium.org/2196663002)

components/tracing/core/proto_utils_unittest.cc

Index: components/tracing/core/proto_utils_unittest.cc
diff --git a/components/tracing/core/proto_utils_unittest.cc b/components/tracing/core/proto_utils_unittest.cc
index 88505aa5f1cadf4a6cd5d994cdf95e80c86c719b..8800dfbe17d8e452f928c50790a975816ac02bbe 100644
--- a/components/tracing/core/proto_utils_unittest.cc
+++ b/components/tracing/core/proto_utils_unittest.cc
@@ -114,20 +114,20 @@ TEST(ProtoUtilsTest, Serialization) {
 
   uint8_t buf[kMessageLengthFieldSize];
 
-  WriteRedundantLength(0, buf);
+  WriteRedundantVarInt(0, buf);
   EXPECT_EQ(0, memcmp("\x80\x80\x80\x00", buf, sizeof(buf)));
 
-  WriteRedundantLength(1, buf);
+  WriteRedundantVarInt(1, buf);
   EXPECT_EQ(0, memcmp("\x81\x80\x80\x00", buf, sizeof(buf)));
 
-  WriteRedundantLength(0x80, buf);
+  WriteRedundantVarInt(0x80, buf);
   EXPECT_EQ(0, memcmp("\x80\x81\x80\x00", buf, sizeof(buf)));
 
-  WriteRedundantLength(0x332211, buf);
+  WriteRedundantVarInt(0x332211, buf);
   EXPECT_EQ(0, memcmp("\x91\xC4\xCC\x01", buf, sizeof(buf)));
 
   // Largest allowed length.
-  WriteRedundantLength(0x0FFFFFFF, buf);
+  WriteRedundantVarInt(0x0FFFFFFF, buf);
   EXPECT_EQ(0, memcmp("\xFF\xFF\xFF\x7F", buf, sizeof(buf)));
 }