Revert 51877, since SpdyNetworkTransactionTest.CorruptFrameSessionError start...

net/proxy/sync_host_resolver_bridge.cc

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/proxy/sync_host_resolver_bridge.h"
 
 #include "base/compiler_specific.h"
 #include "base/logging.h"
 #include "base/lock.h"
 #include "base/message_loop.h"
@@ skipping 170 matching lines @@
 
 void SyncHostResolverBridge::RemoveObserver(Observer* observer) {
   NOTREACHED();
 }
 
 void SyncHostResolverBridge::Shutdown() {
   DCHECK_EQ(MessageLoop::current(), host_resolver_loop_);
   core_->Shutdown();
 }
 
+// SingleThreadedProxyResolverUsingBridgedHostResolver -----------------------
+
+SingleThreadedProxyResolverUsingBridgedHostResolver::
+SingleThreadedProxyResolverUsingBridgedHostResolver(
+    ProxyResolver* proxy_resolver,
+    SyncHostResolverBridge* bridged_host_resolver)
+    : SingleThreadedProxyResolver(proxy_resolver),
+      bridged_host_resolver_(bridged_host_resolver) {
+}
+
+SingleThreadedProxyResolverUsingBridgedHostResolver::
+~SingleThreadedProxyResolverUsingBridgedHostResolver() {
+  bridged_host_resolver_->Shutdown();
+}
+
 }  // namespace net