Create a Perspective enum to use instead of a bool is_server to improve

net/quic/quic_stream_sequencer_test.cc

Index: net/quic/quic_stream_sequencer_test.cc
diff --git a/net/quic/quic_stream_sequencer_test.cc b/net/quic/quic_stream_sequencer_test.cc
index c5ddb7bc4bbc848538984813f44aa5bea593bc0c..e15f3d3e67d3bfe1053da60e3df80ccfc6b43800 100644
--- a/net/quic/quic_stream_sequencer_test.cc
+++ b/net/quic/quic_stream_sequencer_test.cc
@@ -61,13 +61,12 @@ static const char kPayload[] =
 class QuicStreamSequencerTest : public ::testing::Test {
  protected:
   QuicStreamSequencerTest()
-      : connection_(new MockConnection(false)),
+      : connection_(new MockConnection(Perspective::IS_CLIENT)),
         session_(connection_),
         stream_(&session_, 1),
         sequencer_(new QuicStreamSequencer(&stream_)),
         buffered_frames_(
-            QuicStreamSequencerPeer::GetBufferedFrames(sequencer_.get())) {
-  }
+            QuicStreamSequencerPeer::GetBufferedFrames(sequencer_.get())) {}
 
   bool VerifyIovec(const iovec& iovec, StringPiece expected) {
     if (iovec.iov_len != expected.length()) {