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

chrome/browser/net/errorpage_browsertest.cc

Index: chrome/browser/net/errorpage_browsertest.cc
diff --git a/chrome/browser/net/errorpage_browsertest.cc b/chrome/browser/net/errorpage_browsertest.cc
index 7553f3f7bec10cd2cacd38dd0e3356df52f7714e..14dc13b50383b4ee8bc91316efd2cb0016364c3d 100644
--- a/chrome/browser/net/errorpage_browsertest.cc
+++ b/chrome/browser/net/errorpage_browsertest.cc
@@ -1318,12 +1318,12 @@ class ErrorPageOfflineTest : public ErrorPageTest {
       SetEnterpriseUsersDefaults(&policy_map);
 #endif
     if (set_allow_dinosaur_easter_egg_) {
-      policy_map.Set(
-          policy::key::kAllowDinosaurEasterEgg, policy::POLICY_LEVEL_MANDATORY,
-          policy::POLICY_SCOPE_USER, policy::POLICY_SOURCE_CLOUD,
-          base::WrapUnique(
-              new base::FundamentalValue(value_of_allow_dinosaur_easter_egg_)),
-          nullptr);
+      policy_map.Set(policy::key::kAllowDinosaurEasterEgg,
+                     policy::POLICY_LEVEL_MANDATORY, policy::POLICY_SCOPE_USER,
+                     policy::POLICY_SOURCE_CLOUD,
+                     base::MakeUnique<base::FundamentalValue>(
+                         value_of_allow_dinosaur_easter_egg_),
+                     nullptr);
     }
     policy_provider_.UpdateChromePolicy(policy_map);