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

extensions/common/value_counter.cc

Index: extensions/common/value_counter.cc
diff --git a/extensions/common/value_counter.cc b/extensions/common/value_counter.cc
index 4bf04e138e0573d0563fe05d3bed744316287ead..104a7c7ae251aa4bea894049d48b9a9788d9663f 100644
--- a/extensions/common/value_counter.cc
+++ b/extensions/common/value_counter.cc
@@ -34,7 +34,7 @@ bool ValueCounter::Add(const base::Value& value) {
       return false;
     }
   }
-  entries_.push_back(base::WrapUnique(new Entry(value.CreateDeepCopy())));
+  entries_.push_back(base::MakeUnique<Entry>(value.CreateDeepCopy()));
   return true;
 }