Add BlimpClientContext and factory with real and dummy implementation

blimp/client/dummy/android/dummy_blimp_client_context_android.h

+// 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.
+
+#ifndef BLIMP_CLIENT_DUMMY_ANDROID_DUMMY_BLIMP_CLIENT_CONTEXT_ANDROID_H_
+#define BLIMP_CLIENT_DUMMY_ANDROID_DUMMY_BLIMP_CLIENT_CONTEXT_ANDROID_H_
+
+#include "base/android/jni_android.h"
+#include "base/macros.h"
+#include "base/supports_user_data.h"
+#include "blimp/client/dummy/dummy_blimp_client_context.h"
+
+namespace blimp {
+namespace client {
+
+// JNI bridge between DummyBlimpClientContext in Java and C++.
+class DummyBlimpClientContextAndroid : public base::SupportsUserData::Data {
+ public:
+  static bool RegisterJni(JNIEnv* env);
+  static DummyBlimpClientContextAndroid* FromJavaObject(JNIEnv* env,
+                                                        jobject jobj);
+  base::android::ScopedJavaLocalRef<jobject> GetJavaObject();
+
+  DummyBlimpClientContextAndroid();
+  ~DummyBlimpClientContextAndroid() override;
+
+ private:
+  base::android::ScopedJavaGlobalRef<jobject> java_obj_;
+
+  DISALLOW_COPY_AND_ASSIGN(DummyBlimpClientContextAndroid);
+};
+
+}  // namespace client
+}  // namespace blimp
+
+#endif  // BLIMP_CLIENT_DUMMY_ANDROID_DUMMY_BLIMP_CLIENT_CONTEXT_ANDROID_H_