Change most uses of Pickle to base::Pickle

net/quic/crypto/quic_server_info.cc

Index: net/quic/crypto/quic_server_info.cc
diff --git a/net/quic/crypto/quic_server_info.cc b/net/quic/crypto/quic_server_info.cc
index c86d1f63c107ef2264eb4a8196f84e04f5e2a080..40111519fc2839f73c4039963d385df1dffe1ac4 100644
--- a/net/quic/crypto/quic_server_info.cc
+++ b/net/quic/crypto/quic_server_info.cc
@@ -63,8 +63,8 @@ bool QuicServerInfo::ParseInner(const string& data) {
     return false;
   }
 
-  Pickle p(data.data(), data.size());
-  PickleIterator iter(p);
+  base::Pickle p(data.data(), data.size());
+  base::PickleIterator iter(p);
 
   int version = -1;
   if (!iter.ReadInt(&version)) {
@@ -116,7 +116,7 @@ string QuicServerInfo::Serialize() {
 }
 
 string QuicServerInfo::SerializeInner() const {
-  Pickle p(sizeof(Pickle::Header));
+  base::Pickle p(sizeof(base::Pickle::Header));
 
   if (!p.WriteInt(kQuicCryptoConfigVersion) ||
       !p.WriteString(state_.server_config) ||