#include "components/content_settings/browser/page_specific_content_settings.h"
#include "base/metrics/histogram_base.h"
#include "base/test/metrics/histogram_tester.h"
#include "chrome/browser/content_settings/host_content_settings_map_factory.h"
#include "chrome/browser/content_settings/page_specific_content_settings_delegate.h"
#include "chrome/test/base/chrome_render_view_host_test_harness.h"
#include "components/permissions/permission_recovery_success_rate_tracker.h"
#include "content/public/browser/web_contents.h"
#include "testing/gmock/include/gmock/gmock-matchers.h"
namespace content_settings {
class PageSpecificContentSettingsTest : public ChromeRenderViewHostTestHarness { … };
TEST_F(PageSpecificContentSettingsTest, HistogramTest) { … }
}