Route selection bounds updates through the compositor

cc/output/selection_bound.cc

Index: cc/output/selection_bound.cc
diff --git a/cc/output/selection_bound.cc b/cc/output/selection_bound.cc
new file mode 100644
index 0000000000000000000000000000000000000000..340117ff9d56b6666c801ca7779d68434d341f1d
--- /dev/null
+++ b/cc/output/selection_bound.cc
@@ -0,0 +1,16 @@
+// 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 "cc/output/selection_bound.h"
+
+namespace cc {
+
+SelectionBound::SelectionBound()
+    : type(SELECTION_BOUND_IGNORED), visible(false) {
+}
+
+SelectionBound::~SelectionBound() {
+}
+
+}  // namespace cc