Make profile statistics tasks inspectable by tests

chrome/browser/profiles/profile_statistics_unittest.cc

 // Copyright 2015 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 <map>
 #include <set>
 #include <vector>
 
 #include "base/files/file_path.h"
 #include "chrome/browser/profiles/profile_statistics.h"
+#include "chrome/browser/profiles/profile_statistics_constants.h"
+#include "chrome/browser/profiles/profile_statistics_types.h"
 #include "chrome/test/base/testing_browser_process.h"
 #include "chrome/test/base/testing_profile.h"
 #include "chrome/test/base/testing_profile_manager.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace {
 void VerifyStatisticsCache(const base::FilePath& profile_path,
     const std::map<std::string, int>& expected,
     const std::vector<std::string>& categories_to_check) {
   const profiles::ProfileCategoryStats actual =
-      profiles::GetProfileStatisticsFromCache(profile_path);
+      ProfileStatistics::GetProfileStatisticsFromCache(profile_path);
 
   EXPECT_EQ(categories_to_check.size(), actual.size());
 
   std::set<std::string> checked;
   for (const auto& stat : actual) {
     bool has_category = expected.count(stat.category);
     EXPECT_EQ(has_category, stat.success);
     EXPECT_EQ(has_category ? expected.at(stat.category) : 0, stat.count);
     EXPECT_TRUE(checked.insert(stat.category).second);
   }
@@ skipping 39 matching lines @@
     for (const auto& category : categories_to_check) {
       insertions.push_back(std::make_pair(category, num++));
     }
   }
 
   std::map<std::string, int> expected;
   // Now no keys are set.
   VerifyStatisticsCache(profile_path, expected, categories_to_check);
   // Insert items and test after each insert.
   for (const auto& item : insertions) {
-    profiles::SetProfileStatisticsInCache(profile_path, item.first,
-                                          item.second);
+    ProfileStatistics::SetProfileStatisticsInCache(profile_path, item.first,
+                                                   item.second);
     expected[item.first] = item.second;
     VerifyStatisticsCache(profile_path, expected, categories_to_check);
   }
 }