Don't subtract border from max size for display rect.

ui/views/corewm/test/tooltip_aura_test_api.cc

Index: ui/views/corewm/test/tooltip_aura_test_api.cc
diff --git a/ui/views/corewm/test/tooltip_aura_test_api.cc b/ui/views/corewm/test/tooltip_aura_test_api.cc
new file mode 100644
index 0000000000000000000000000000000000000000..385fcc4f541f1f2dbe16c81c30935f5d477cd0a7
--- /dev/null
+++ b/ui/views/corewm/test/tooltip_aura_test_api.cc
@@ -0,0 +1,20 @@
+// Copyright 2016 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/views/corewm/test/tooltip_aura_test_api.h"
+
+#include "ui/gfx/render_text.h"
+#include "ui/views/corewm/tooltip_aura.h"
+
+namespace views {
+namespace corewm {
+namespace test {
+
+gfx::RenderText* TooltipAuraTestApi::GetRenderText() {
+  return tooltip_aura_->GetRenderTextForTest();
+}
+
+}  // namespace test
+}  // namespace corewm
+}  // namespace views