text: // 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 "base/android/jni_android.h"
  #include "base/bind.h"
  #include "content/public/app/content_jni_onload.h"
  #include "content/public/app/content_main.h"
  #include "content/public/browser/android/compositor.h"
  #include "content/shell/android/linker_test_apk/chromium_linker_test_linker_tests.h"
  #include "content/shell/android/shell_jni_registrar.h"
  #include "content/shell/app/shell_main_delegate.h"
  
  namespace {
  
  bool RegisterJNI(JNIEnv* env) {
    // To be called only from the UI thread.  If loading the library is done on
    // a separate thread, this should be moved elsewhere.
    if (!content::android::RegisterShellJni(env))
      return false;
  
    if (!content::RegisterLinkerTestsJni(env))
      return false;
  
    return true;
  }
  
  bool Init() {
    content::Compositor::Initialize();
    content::SetContentMainDelegate(new content::ShellMainDelegate());
    return true;
  }
  
  }  // namespace
  
  // This is called by the VM when the shared library is first loaded.
  JNI_EXPORT jint JNI_OnLoad(JavaVM* vm, void* reserved) {
    std::vector<base::android::RegisterCallback> register_callbacks;
    register_callbacks.push_back(base::Bind(&RegisterJNI));
    std::vector<base::android::InitCallback> init_callbacks;
    init_callbacks.push_back(base::Bind(&Init));
    if (!content::android::OnJNIOnLoadRegisterJNI(vm, register_callbacks) ||
        !content::android::OnJNIOnLoadInit(init_callbacks)) {
      return -1;
    }
    return JNI_VERSION_1_4;
  }
  