predictors: Add Manifest table to ResourcePrefetchPredictor.

chrome/browser/predictors/resource_prefetch_predictor_test_util.h

 // Copyright 2016 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.
 #ifndef CHROME_BROWSER_PREDICTORS_RESOURCE_PREFETCH_PREDICTOR_TEST_UTIL_H_
 #define CHROME_BROWSER_PREDICTORS_RESOURCE_PREFETCH_PREDICTOR_TEST_UTIL_H_
 
 #include <string>
 #include <vector>
 
 #include "chrome/browser/predictors/resource_prefetch_predictor.h"
@@ skipping 12 matching lines @@
                             net::RequestPriority priority,
                             bool has_validators,
                             bool always_revalidate);
 
 void InitializeRedirectStat(RedirectStat* redirect,
                             const std::string& url,
                             int number_of_hits,
                             int number_of_misses,
                             int consecutive_misses);
 
+void InitializePrecacheResource(precache::PrecacheResource* resource,
+                                const std::string& url,
+                                double weight_ratio);
+
 PrefetchData CreatePrefetchData(const std::string& primary_key,
                                 uint64_t last_visit_time = 0);
 RedirectData CreateRedirectData(const std::string& primary_key,
                                 uint64_t last_visit_time = 0);
 
 NavigationID CreateNavigationID(SessionID::id_type tab_id,
                                 const std::string& main_frame_url);
 
 ResourcePrefetchPredictor::PageRequestSummary CreatePageRequestSummary(
     const std::string& main_frame_url,
@@ skipping 30 matching lines @@
 bool operator==(const ResourceData& lhs, const ResourceData& rhs);
 bool operator==(const RedirectData& lhs, const RedirectData& rhs);
 bool operator==(const RedirectStat& lhs, const RedirectStat& rhs);
 bool operator==(const ResourcePrefetchPredictor::PageRequestSummary& lhs,
                 const ResourcePrefetchPredictor::PageRequestSummary& rhs);
 bool operator==(const ResourcePrefetchPredictor::URLRequestSummary& lhs,
                 const ResourcePrefetchPredictor::URLRequestSummary& rhs);
 
 }  // namespace predictors
 
+namespace precache {

[alexilin, 2017/03/07 16:08:15]

I know, it doesn't look good but it won't compile if put operator== overload
into predictors namespace. We had the same problem earlier with this file.

[Benoit L, 2017/03/09 17:00:28]

Yes, I remember.
Sigh...

+
+std::ostream& operator<<(std::ostream& stream,
+                         const PrecacheManifest& manifest);
+std::ostream& operator<<(std::ostream& stream,
+                         const PrecacheResource& resource);
+
+bool operator==(const PrecacheManifest& lhs, const PrecacheManifest& rhs);
+bool operator==(const PrecacheResource& lhs, const PrecacheResource& rhs);
+
+}  // namespace precache
+
 #endif  // CHROME_BROWSER_PREDICTORS_RESOURCE_PREFETCH_PREDICTOR_TEST_UTIL_H_