mac: Prepare most test code for -Wunused-functions too.

chrome/browser/net/ssl_config_service_manager_pref_unittest.cc

Index: chrome/browser/net/ssl_config_service_manager_pref_unittest.cc
diff --git a/chrome/browser/net/ssl_config_service_manager_pref_unittest.cc b/chrome/browser/net/ssl_config_service_manager_pref_unittest.cc
index 7a09c818e5e9f9e438462b897258a91b743d19c3..d9d7767741ee48c81849f0c401d978aa9478a4ff 100644
--- a/chrome/browser/net/ssl_config_service_manager_pref_unittest.cc
+++ b/chrome/browser/net/ssl_config_service_manager_pref_unittest.cc
@@ -27,17 +27,6 @@ using content::BrowserThread;
 using net::SSLConfig;
 using net::SSLConfigService;
 
-namespace {
-
-void SetCookiePref(TestingProfile* profile, ContentSetting setting) {
-  HostContentSettingsMap* host_content_settings_map =
-      profile->GetHostContentSettingsMap();
-  host_content_settings_map->SetDefaultContentSetting(
-      CONTENT_SETTINGS_TYPE_COOKIES, setting);
-}
-
-}  // namespace
-
 class SSLConfigServiceManagerPrefTest : public testing::Test {
  public:
   SSLConfigServiceManagerPrefTest()