Created a new class SpdyTestStateHelper to serve as a helper to manage the state of a number of SPD…

net/spdy/spdy_test_util_spdy3.cc

Index: net/spdy/spdy_test_util_spdy3.cc
diff --git a/net/spdy/spdy_test_util_spdy3.cc b/net/spdy/spdy_test_util_spdy3.cc
index 1958fdaf0b91cdde54b2f531a57ec6d8c805db3f..113b1eb9b955c211d14dab49bf32cf463caca596 100644
--- a/net/spdy/spdy_test_util_spdy3.cc
+++ b/net/spdy/spdy_test_util_spdy3.cc
@@ -15,6 +15,7 @@
 #include "net/http/http_server_properties_impl.h"
 #include "net/spdy/buffered_spdy_framer.h"
 #include "net/spdy/spdy_http_utils.h"
+#include "net/spdy/spdy_session.h"
 
 namespace net {
 
@@ -1007,6 +1008,19 @@ const SpdyHeaderInfo MakeSpdyHeader(spdy::SpdyControlType type) {
   return kHeader;
 }
 
+SpdyTestStateHelper::SpdyTestStateHelper() {
+  // Pings can be non-deterministic, because they are sent via timer.
+  SpdySession::set_enable_ping_based_connection_checking(false);
+  // Compression is per-session which makes it impossible to create
+  // SPDY frames with static methods.
+  spdy::SpdyFramer::set_enable_compression_default(false);
+}
+
+SpdyTestStateHelper::~SpdyTestStateHelper() {
+  SpdySession::ResetStaticSettingsToInit();
+  spdy::SpdyFramer::set_enable_compression_default(true);
+}
+
 }  // namespace test_spdy3
 
 }  // namespace net