Move wm/public into wm target

ui/aura/test/aura_test_base.cc

Index: ui/aura/test/aura_test_base.cc
diff --git a/ui/aura/test/aura_test_base.cc b/ui/aura/test/aura_test_base.cc
index ec7eb95404989a790b6085df4008a41284fd34ed..53b9e363667207956b205de06466f3b2e90458b7 100644
--- a/ui/aura/test/aura_test_base.cc
+++ b/ui/aura/test/aura_test_base.cc
@@ -74,7 +74,7 @@ void AuraTestBase::SetUp() {
   bool enable_pixel_output = false;
   ui::InitializeContextFactoryForTests(enable_pixel_output);
 
-  helper_.reset(new AuraTestHelper(&message_loop_));
+  helper_.reset(CreateHelper(&message_loop_));
   helper_->SetUp();
 }
 
@@ -119,5 +119,10 @@ bool AuraTestBase::DispatchEventUsingWindowDispatcher(ui::Event* event) {
   return event->handled();
 }
 
+AuraTestHelper* AuraTestBase::CreateHelper(
+    base::MessageLoopForUI* message_loop) {
+  return new AuraTestHelper(message_loop);
+}
+
 }  // namespace test
 }  // namespace aura