Move VISUAL_STATE promise to activation

cc/output/activation_promise.cc

Index: cc/output/activation_promise.cc
diff --git a/cc/output/activation_promise.cc b/cc/output/activation_promise.cc
new file mode 100644
index 0000000000000000000000000000000000000000..63dc017a60e1c21af235428849398ea4a4412c9e
--- /dev/null
+++ b/cc/output/activation_promise.cc
@@ -0,0 +1,22 @@
+// Copyright 2015 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 "cc/output/activation_promise.h"
+
+namespace cc {
+
+ActivationPromise::~ActivationPromise() {
+}
+
+bool ActivationPromise::OnDidActivate(CompositorFrameMetadata* metadata) {
+  DidActivate(metadata);
+  return true;
+}
+
+bool ActivationPromise::OnDidNotActivate(Promise::DidNotActivate::Reason reason) {
+  DidNotActivate(reason);
+  return true;
+}
+
+}