Re-write many calls to WrapUnique() with MakeUnique()

chrome/browser/prefs/proxy_policy_unittest.cc

Index: chrome/browser/prefs/proxy_policy_unittest.cc
diff --git a/chrome/browser/prefs/proxy_policy_unittest.cc b/chrome/browser/prefs/proxy_policy_unittest.cc
index 285be0d53909fb4ce48d5f6d8a7a390744ffa1e3..0d05a0a8e6073ebfb01fb01e4b1a595623b8d29e 100644
--- a/chrome/browser/prefs/proxy_policy_unittest.cc
+++ b/chrome/browser/prefs/proxy_policy_unittest.cc
@@ -133,11 +133,11 @@ TEST_F(ProxyPolicyTest, OverridesCommandLineOptions) {
   policy.Set(key::kProxyMode, POLICY_LEVEL_MANDATORY, POLICY_SCOPE_USER,
              POLICY_SOURCE_CLOUD, std::move(mode_name), nullptr);
   policy.Set(key::kProxyBypassList, POLICY_LEVEL_MANDATORY, POLICY_SCOPE_USER,
-             POLICY_SOURCE_CLOUD,
-             base::WrapUnique(new base::StringValue("abc")), nullptr);
+             POLICY_SOURCE_CLOUD, base::MakeUnique<base::StringValue>("abc"),
+             nullptr);
   policy.Set(key::kProxyServer, POLICY_LEVEL_MANDATORY, POLICY_SCOPE_USER,
-             POLICY_SOURCE_CLOUD,
-             base::WrapUnique(new base::StringValue("ghi")), nullptr);
+             POLICY_SOURCE_CLOUD, base::MakeUnique<base::StringValue>("ghi"),
+             nullptr);
   provider_.UpdateChromePolicy(policy);
 
   // First verify that command-line options are set correctly when