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

base/trace_event/trace_event_argument_unittest.cc

Index: base/trace_event/trace_event_argument_unittest.cc
diff --git a/base/trace_event/trace_event_argument_unittest.cc b/base/trace_event/trace_event_argument_unittest.cc
index 61395f4d5521ba8308e6873769e09daf88ad3c88..3e00f11899995fdf13263485dc2ecb6112e97215 100644
--- a/base/trace_event/trace_event_argument_unittest.cc
+++ b/base/trace_event/trace_event_argument_unittest.cc
@@ -131,10 +131,10 @@ TEST(TraceEventArgumentTest, PassBaseValue) {
 }
 
 TEST(TraceEventArgumentTest, PassTracedValue) {
-  auto dict_value = WrapUnique(new TracedValue());
+  auto dict_value = MakeUnique<TracedValue>();
   dict_value->SetInteger("a", 1);
 
-  auto nested_dict_value = WrapUnique(new TracedValue());
+  auto nested_dict_value = MakeUnique<TracedValue>();
   nested_dict_value->SetInteger("b", 2);
   nested_dict_value->BeginArray("c");
   nested_dict_value->AppendString("foo");