Create a RegisterViewAssociate method in ViewManager

services/ui/view_manager/tests/mock_view_associate.cc

+// 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 "services/ui/view_manager/tests/mock_view_associate.h"
+
+namespace view_manager {
+namespace test {
+
+MockViewAssociate::MockViewAssociate() {}
+MockViewAssociate::~MockViewAssociate() {}
+
+void MockViewAssociate::Connect(
+    mojo::InterfaceHandle<mojo::ui::ViewInspector> inspector,
+    const ConnectCallback& callback) {
+  connect_invokecount++;
+
+  auto info = mojo::ui::ViewAssociateInfo::New();
+  callback.Run(info.Pass());
+}
+
+void MockViewAssociate::ConnectToViewService(
+    mojo::ui::ViewTokenPtr view_token,
+    const mojo::String& service_name,
+    mojo::ScopedMessagePipeHandle client_handle) {}
+
+void MockViewAssociate::ConnectToViewTreeService(
+    mojo::ui::ViewTreeTokenPtr view_tree_token,
+    const mojo::String& service_name,
+    mojo::ScopedMessagePipeHandle client_handle) {}
+
+}  // namespace test
+}  // namespace view_manager