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

ui/events/platform/platform_event_source.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/events/platform/platform_event_source.h"
 
 #include <algorithm>
 
 #include "base/memory/ptr_util.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 30 matching lines @@
 void PlatformEventSource::RemovePlatformEventDispatcher(
     PlatformEventDispatcher* dispatcher) {
   dispatchers_.RemoveObserver(dispatcher);
   OnDispatcherListChanged();
 }
 
 std::unique_ptr<ScopedEventDispatcher> PlatformEventSource::OverrideDispatcher(
     PlatformEventDispatcher* dispatcher) {
   CHECK(dispatcher);
   overridden_dispatcher_restored_ = false;
-  return base::WrapUnique(
-      new ScopedEventDispatcher(&overridden_dispatcher_, dispatcher));
+  return base::MakeUnique<ScopedEventDispatcher>(&overridden_dispatcher_,
+                                                 dispatcher);
 }
 
 void PlatformEventSource::StopCurrentEventStream() {
 }
 
 void PlatformEventSource::AddPlatformEventObserver(
     PlatformEventObserver* observer) {
   CHECK(observer);
   observers_.AddObserver(observer);
 }
@@ skipping 40 matching lines @@
 
 void PlatformEventSource::OnDispatcherListChanged() {
 }
 
 void PlatformEventSource::OnOverriddenDispatcherRestored() {
   CHECK(overridden_dispatcher_);
   overridden_dispatcher_restored_ = true;
 }
 
 }  // namespace ui