Log source_dependency in HTTP2_SESSION_SEND_HEADERS.

net/spdy/spdy_session_fuzzer.cc

Index: net/spdy/spdy_session_fuzzer.cc
diff --git a/net/spdy/spdy_session_fuzzer.cc b/net/spdy/spdy_session_fuzzer.cc
index 8d8d1157c47b8575cfb9eb142203b0e0dc9e77fa..a1d1b1fdef4ec1b3586a160ff0d1a3e01eee1bc2 100644
--- a/net/spdy/spdy_session_fuzzer.cc
+++ b/net/spdy/spdy_session_fuzzer.cc
@@ -9,6 +9,7 @@
 #include "base/test/fuzzed_data_provider.h"
 #include "net/base/net_errors.h"
 #include "net/base/request_priority.h"
+#include "net/log/net_log_source.h"
 #include "net/log/test_net_log.h"
 #include "net/socket/fuzzed_socket_factory.h"
 #include "net/spdy/spdy_test_util_common.h"
@@ -29,6 +30,10 @@ class FuzzerDelegate : public net::SpdyStream::Delegate {
 
   void OnClose(int status) override { done_closure_.Run(); }
 
+  net::NetLogSource source_dependency() const override {
+    return net::NetLogSource();
+  }
+
  private:
   base::Closure done_closure_;
   DISALLOW_COPY_AND_ASSIGN(FuzzerDelegate);