Put geolocation unit and browser test code in anonymous namespaces to avoid

chrome/browser/geolocation/wifi_data_provider_common_unittest.cc

 // Copyright (c) 2010 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/geolocation/wifi_data_provider_common.h"
 
 #include <vector>
 
 #include "base/scoped_ptr.h"
 #include "base/string_util.h"
 #include "base/third_party/dynamic_annotations/dynamic_annotations.h"
 #include "base/utf_string_conversions.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using testing::_;
 using testing::AtLeast;
 using testing::DoDefault;
 using testing::Invoke;
 using testing::Return;
 
+namespace {
+
 class MockWlanApi : public WifiDataProviderCommon::WlanApiInterface {
  public:
   MockWlanApi() : calls_(0), bool_return_(true) {
     ANNOTATE_BENIGN_RACE(&calls_, "This is a test-only data race on a counter");
     ON_CALL(*this, GetAccessPointData(_))
         .WillByDefault(Invoke(this, &MockWlanApi::GetAccessPointDataInternal));
   }
 
   MOCK_METHOD1(GetAccessPointData, bool(WifiData::AccessPointDataSet* data));
 
@@ skipping 186 matching lines @@
 
 TEST_F(GeolocationWifiDataProviderCommonTest,
        StartThreadViaDeviceDataProvider) {
   MessageLoopQuitListener quit_listener(&main_message_loop_);
   WifiDataProvider::SetFactory(CreateWifiDataProviderCommonWithMock);
   DeviceDataProvider<WifiData>::Register(&quit_listener);
   main_message_loop_.Run();
   DeviceDataProvider<WifiData>::Unregister(&quit_listener);
   DeviceDataProvider<WifiData>::ResetFactory();
 }
+
+}  // namespace
+