Cherry pick fix to framer test

quic/core/quic_framer_test.cc

diff --git a/quic/core/quic_framer_test.cc b/quic/core/quic_framer_test.cc
index 1ce9067..dd4a701 100644
--- a/quic/core/quic_framer_test.cc
+++ b/quic/core/quic_framer_test.cc
@@ -10312,7 +10312,7 @@
       encrypted, !kIncludeVersion, !kIncludeDiversificationNonce,
       PACKET_8BYTE_CONNECTION_ID, PACKET_0BYTE_CONNECTION_ID));
 
-  EXPECT_EQ(0x40000000, visitor_.max_streams_frame_.stream_count);
+  EXPECT_EQ(0x40000000u, visitor_.max_streams_frame_.stream_count);
   EXPECT_FALSE(visitor_.max_streams_frame_.unidirectional);
 }
 
@@ -10351,7 +10351,7 @@
       encrypted, !kIncludeVersion, !kIncludeDiversificationNonce,
       PACKET_0BYTE_CONNECTION_ID, PACKET_0BYTE_CONNECTION_ID));
 
-  EXPECT_EQ(0x40000000, visitor_.max_streams_frame_.stream_count);
+  EXPECT_EQ(0x40000000u, visitor_.max_streams_frame_.stream_count);
   EXPECT_FALSE(visitor_.max_streams_frame_.unidirectional);
 }
 
@@ -10390,7 +10390,7 @@
       encrypted, !kIncludeVersion, !kIncludeDiversificationNonce,
       PACKET_8BYTE_CONNECTION_ID, PACKET_0BYTE_CONNECTION_ID));
 
-  EXPECT_EQ(0x40000000, visitor_.max_streams_frame_.stream_count);
+  EXPECT_EQ(0x40000000u, visitor_.max_streams_frame_.stream_count);
   EXPECT_TRUE(visitor_.max_streams_frame_.unidirectional);
 }
 
@@ -10429,7 +10429,7 @@
       encrypted, !kIncludeVersion, !kIncludeDiversificationNonce,
       PACKET_0BYTE_CONNECTION_ID, PACKET_0BYTE_CONNECTION_ID));
 
-  EXPECT_EQ(0x40000000, visitor_.max_streams_frame_.stream_count);
+  EXPECT_EQ(0x40000000u, visitor_.max_streams_frame_.stream_count);
   EXPECT_TRUE(visitor_.max_streams_frame_.unidirectional);
 }