Get mojo_shell building inside chromium checkout.

mojo/shell/android/bootstrap.cc

Index: mojo/shell/android/bootstrap.cc
diff --git a/mojo/shell/android/bootstrap.cc b/mojo/shell/android/bootstrap.cc
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+++ b/mojo/shell/android/bootstrap.cc
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+// 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/android/jni_string.h"
+#include "base/files/file_path.h"
+#include "base/logging.h"
+#include "jni/Bootstrap_jni.h"
+#include "mojo/shell/android/run_android_application_function.h"
+
+namespace mojo {
+namespace shell {
+
+void Bootstrap(JNIEnv* env,
+               jobject,
+               jobject j_context,
+               jstring j_native_library_path,
+               jint j_handle,
+               jlong j_run_application_ptr) {
+  base::FilePath app_path(
+      base::android::ConvertJavaStringToUTF8(env, j_native_library_path));
+  RunAndroidApplicationFn run_android_application_fn =
+      reinterpret_cast<RunAndroidApplicationFn>(j_run_application_ptr);
+  run_android_application_fn(env, j_context, app_path, j_handle);
+}
+
+bool RegisterBootstrapJni(JNIEnv* env) {
+  return RegisterNativesImpl(env);
+}
+
+}  // namespace shell
+}  // namespace mojo
+
+JNI_EXPORT jint JNI_OnLoad(JavaVM* vm, void* reserved) {
+  base::android::InitVM(vm);
+  JNIEnv* env = base::android::AttachCurrentThread();
+
+  if (!mojo::shell::RegisterBootstrapJni(env))
+    return -1;
+
+  return JNI_VERSION_1_4;
+}