[WIP] make GURL::path() return a StringPiece

net/tools/quic/quic_in_memory_cache_test.cc

 // Copyright 2013 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 <string>
 
 #include "base/files/file_path.h"
 #include "base/memory/singleton.h"
 #include "base/path_service.h"
 #include "base/stl_util.h"
@@ skipping 227 matching lines @@
   QuicInMemoryCache* cache = QuicInMemoryCache::GetInstance();
   cache->AddSimpleResponseWithServerPushResources(
       request_host, "/", 200, response_body, push_resources);
   string request_url = request_host + "/";
   list<ServerPushInfo> resources = cache->GetServerPushResources(request_url);
   ASSERT_EQ(kNumResources, resources.size());
   int i = 0;
   for (const auto& push_resource : push_resources) {
     GURL url = resources.front().request_url;
     string host = url.host();
-    string path = url.path();
+    string path = url.path().as_string();
     const QuicInMemoryCache::Response* response =
         cache->GetResponse(host, path);
     ASSERT_TRUE(response);
     ASSERT_TRUE(ContainsKey(response->headers(), ":status"));
     EXPECT_EQ(push_response_status[i++],
               response->headers().find(":status")->second);
     EXPECT_EQ(push_resource.body, response->body());
     resources.pop_front();
   }
 }
 
 }  // namespace test
 }  // namespace net