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

net/http/http_network_transaction_unittest.cc

Index: net/http/http_network_transaction_unittest.cc
diff --git a/net/http/http_network_transaction_unittest.cc b/net/http/http_network_transaction_unittest.cc
index 56f3bb3d171cb944c83b8ff0fd5882f6f9b2b850..126183d0dc1eabe129fdc7a96bd453fcc60ab19c 100644
--- a/net/http/http_network_transaction_unittest.cc
+++ b/net/http/http_network_transaction_unittest.cc
@@ -10536,7 +10536,7 @@ class CapturingProxyResolver : public ProxyResolver {
   int GetProxyForURL(const GURL& url,
                      ProxyInfo* results,
                      const CompletionCallback& callback,
-                     RequestHandle* request,
+                     scoped_ptr<Request>* request,
                      const BoundNetLog& net_log) override {
     ProxyServer proxy_server(ProxyServer::SCHEME_HTTP,
                              HostPortPair("myproxy", 80));
@@ -10545,13 +10545,6 @@ class CapturingProxyResolver : public ProxyResolver {
     return OK;
   }
 
-  void CancelRequest(RequestHandle request) override { NOTREACHED(); }
-
-  LoadState GetLoadState(RequestHandle request) const override {
-    NOTREACHED();
-    return LOAD_STATE_IDLE;
-  }
-
   const std::vector<GURL>& resolved() const { return resolved_; }
 
  private: