Mus experiment in content shell on Android.

content/shell/browser/shell_android.cc

 // Copyright 2013 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 "content/shell/browser/shell.h"
 
 #include <jni.h>
 
 #include "base/android/jni_string.h"
 #include "base/android/scoped_java_ref.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/strings/string_piece.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/common/content_switches.h"
+#include "content/public/common/service_manager_connection.h"
 #include "content/shell/android/shell_manager.h"
+#include "content/shell/common/shell_switches.h"
 #include "jni/Shell_jni.h"
 
 using base::android::AttachCurrentThread;
 using base::android::ConvertUTF8ToJavaString;
 using base::android::JavaParamRef;
 using base::android::ScopedJavaLocalRef;
 
 namespace content {
 
 void Shell::PlatformInitialize(const gfx::Size& default_window_size) {
@@ skipping 70 matching lines @@
 void Shell::Close() {
   RemoveShellView(java_object_);
   delete this;
 }
 
 // static
 bool Shell::Register(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
+void Shell::StartMusDemo(JNIEnv* env,
+                         const base::android::JavaParamRef<jobject>& caller) {
+  DCHECK(!mus_demo_);
+
+  mus_demo_.reset(new ui::demo::MusDemo());
+
+  service_manager::Connector* connector =
+      content::ServiceManagerConnection::GetForProcess()->GetConnector();
+  mus_demo_->Start(connector);
+}
+
+// static
+jboolean ShowMusDemoButton(JNIEnv* env,
+                           const base::android::JavaParamRef<jclass>& jcaller) {
+  return base::CommandLine::ForCurrentProcess()->HasSwitch(
+      switches::kShowMusDemoButton);
+}
+
 // static
 void CloseShell(JNIEnv* env,
                 const JavaParamRef<jclass>& clazz,
                 jlong shellPtr) {
   Shell* shell = reinterpret_cast<Shell*>(shellPtr);
   shell->Close();
 }
 
 }  // namespace content