Convert mus apptests to shelltests

components/mus/public/cpp/tests/window_manager_shelltest_base.cc

Index: components/mus/public/cpp/tests/window_manager_shelltest_base.cc
diff --git a/components/mus/public/cpp/tests/window_manager_shelltest_base.cc b/components/mus/public/cpp/tests/window_manager_shelltest_base.cc
new file mode 100644
index 0000000000000000000000000000000000000000..740252683af76341939a90d655f3bdaec7b78a8a
--- /dev/null
+++ b/components/mus/public/cpp/tests/window_manager_shelltest_base.cc
@@ -0,0 +1,58 @@
+// 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 "components/mus/public/cpp/tests/window_manager_shelltest_base.h"
+
+#include "base/command_line.h"
+#include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
+#include "components/mus/common/args.h"
+#include "mojo/shell/public/cpp/shell_client.h"
+#include "mojo/shell/public/cpp/shell_test.h"
+#include "ui/gl/gl_switches.h"
+
+namespace mus {
+
+namespace {
+
+const char kTestAppName[] = "mojo:window_manager_shelltests_app";
+
+class WindowManagerShellTestClient : public mojo::test::ShellTestClient {
+ public:
+  explicit WindowManagerShellTestClient(WindowManagerShellTestBase* test)
+      : ShellTestClient(test), test_(test) {}
+  ~WindowManagerShellTestClient() override {}
+
+ private:
+  // mojo::test::ShellTestClient:
+  bool AcceptConnection(mojo::Connection* connection) override {
+    return test_->AcceptConnection(connection);
+  }
+
+  WindowManagerShellTestBase* test_;
+
+  DISALLOW_COPY_AND_ASSIGN(WindowManagerShellTestClient);
+};
+
+void EnsureCommandLineSwitch(const std::string& name) {
+  base::CommandLine* cmd_line = base::CommandLine::ForCurrentProcess();
+  if (!cmd_line->HasSwitch(name))
+    cmd_line->AppendSwitch(name);
+}
+
+}  // namespace
+
+WindowManagerShellTestBase::WindowManagerShellTestBase()
+    : ShellTest(kTestAppName) {
+  EnsureCommandLineSwitch(kUseX11TestConfig);
+  EnsureCommandLineSwitch(switches::kOverrideUseGLWithOSMesaForTests);
+}
+
+WindowManagerShellTestBase::~WindowManagerShellTestBase() {}
+
+scoped_ptr<mojo::ShellClient> WindowManagerShellTestBase::CreateShellClient() {
+  return make_scoped_ptr(new WindowManagerShellTestClient(this));
+}
+
+}  // namespace mus