Fix bug in net::RequestPriority -> HTTP/2 dependency conversion.

net/spdy/spdy_http_stream_unittest.cc

Index: net/spdy/spdy_http_stream_unittest.cc
diff --git a/net/spdy/spdy_http_stream_unittest.cc b/net/spdy/spdy_http_stream_unittest.cc
index 69ef3707249b010c83f3c1821ccb53014835177d..77c261803aec87df5913d09bc8587053cf5360ca 100644
--- a/net/spdy/spdy_http_stream_unittest.cc
+++ b/net/spdy/spdy_http_stream_unittest.cc
@@ -82,13 +82,15 @@ class SpdyHttpStreamTest : public testing::Test,
   SpdyHttpStreamTest()
       : spdy_util_(GetProtocol(), GetDependenciesFromPriority()),
         session_deps_(GetProtocol()) {
-    SpdySession::SetPriorityDependencyDefaultForTesting(
-        GetDependenciesFromPriority());
+    old_dependency_default_ =
+        Http2PriorityDependencies::SetEnabledDefaultForTesting(
+            GetDependenciesFromPriority());
     session_deps_.net_log = &net_log_;
   }
 
   ~SpdyHttpStreamTest() {
-    SpdySession::SetPriorityDependencyDefaultForTesting(false);
+    Http2PriorityDependencies::SetEnabledDefaultForTesting(
+        old_dependency_default_);
   }
 
  protected:
@@ -135,6 +137,7 @@ class SpdyHttpStreamTest : public testing::Test,
 
  private:
   MockECSignatureCreatorFactory ec_signature_creator_factory_;
+  bool old_dependency_default_;
 };
 
 INSTANTIATE_TEST_CASE_P(ProtoPlusDepend,