Revert of Change ProxyResolver::GetProxyForURL() to take a scoped_ptr<Request>* rather than a RequestHandle*

net/proxy/mojo_proxy_resolver_factory_impl_unittest.cc

Index: net/proxy/mojo_proxy_resolver_factory_impl_unittest.cc
diff --git a/net/proxy/mojo_proxy_resolver_factory_impl_unittest.cc b/net/proxy/mojo_proxy_resolver_factory_impl_unittest.cc
index 149cdc03da455c65c8efd01104c518978b899c11..c7fb51bcb8b293222dde3254ba4895b935e8cd62 100644
--- a/net/proxy/mojo_proxy_resolver_factory_impl_unittest.cc
+++ b/net/proxy/mojo_proxy_resolver_factory_impl_unittest.cc
@@ -31,8 +31,14 @@
   void GetProxyForURL(const GURL& url,
                       ProxyInfo* results,
                       const CompletionCallback& callback,
-                      scoped_ptr<ProxyResolver::Request>* request,
+                      ProxyResolver::RequestHandle* request,
                       scoped_ptr<Bindings> bindings) override {}
+
+  void CancelRequest(ProxyResolver::RequestHandle request) override {}
+
+  LoadState GetLoadState(ProxyResolver::RequestHandle request) const override {
+    return LOAD_STATE_RESOLVING_PROXY_FOR_URL;
+  }
 
   const base::Closure on_destruction_;
 };