Switch to standard integer types in chrome/browser/, part 2 of 4.

chrome/browser/metrics/extensions_metrics_provider_unittest.cc

 // Copyright 2014 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 "chrome/browser/metrics/extensions_metrics_provider.h"
 
+#include <stdint.h>
+
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
 #include "base/prefs/testing_pref_service.h"
 #include "components/metrics/client_info.h"
 #include "components/metrics/metrics_service.h"
 #include "components/metrics/metrics_state_manager.h"
 #include "components/metrics/proto/system_profile.pb.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/extension_builder.h"
@@ skipping 53 matching lines @@
                                        .Set("version", "1.0.0")
                                        .Set("manifest_version", 2)))
             .SetID("mdhofdjgenpkhlmddfaegdjddcecipmo")
             .Build();
     extensions->Insert(extension);
     return extensions.Pass();
   }
 
   // Override GetClientID() to return a specific value on which test
   // expectations are based.
-  uint64 GetClientID() override { return 0x3f1bfee9; }
+  uint64_t GetClientID() override { return 0x3f1bfee9; }
 };
 
 }  // namespace
 
 // Checks that the hash function used to hide precise extension IDs produces
 // the expected values.
 TEST(ExtensionsMetricsProvider, HashExtension) {
   EXPECT_EQ(978,
             TestExtensionsMetricsProvider::HashExtension(
                 "ahfgeienlihckogmohjhadlkjgocpleb", 0));
@@ skipping 19 matching lines @@
           &local_state,
           base::Bind(&IsMetricsReportingEnabled),
           base::Bind(&StoreNoClientInfoBackup),
           base::Bind(&ReturnNoBackup)));
   TestExtensionsMetricsProvider extension_metrics(metrics_state_manager.get());
   extension_metrics.ProvideSystemProfileMetrics(&system_profile);
   ASSERT_EQ(2, system_profile.occupied_extension_bucket_size());
   EXPECT_EQ(10, system_profile.occupied_extension_bucket(0));
   EXPECT_EQ(1007, system_profile.occupied_extension_bucket(1));
 }