Add BlimpClientContext and factory with real and dummy implementation

blimp/client/core/android/blimp_client_context_impl_android.h

Index: blimp/client/core/android/blimp_client_context_impl_android.h
diff --git a/blimp/client/core/android/blimp_client_context_impl_android.h b/blimp/client/core/android/blimp_client_context_impl_android.h
new file mode 100644
index 0000000000000000000000000000000000000000..359639be46f390e64b2ae117cacdbc7619246e2c
--- /dev/null
+++ b/blimp/client/core/android/blimp_client_context_impl_android.h
@@ -0,0 +1,42 @@
+// 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_CORE_ANDROID_BLIMP_CLIENT_CONTEXT_IMPL_ANDROID_H_
+#define BLIMP_CLIENT_CORE_ANDROID_BLIMP_CLIENT_CONTEXT_IMPL_ANDROID_H_
+
+#include "base/android/jni_android.h"
+#include "base/macros.h"
+#include "base/supports_user_data.h"
+#include "blimp/client/core/blimp_client_context_impl.h"
+
+namespace blimp {
+namespace client {
+
+// JNI bridge between BlimpClientContextImpl in Java and C++.
+class BlimpClientContextImplAndroid : public base::SupportsUserData::Data {
+ public:
+  static bool RegisterJni(JNIEnv* env);
+  static BlimpClientContextImplAndroid* FromJavaObject(JNIEnv* env,
+                                                       jobject jobj);
+  base::android::ScopedJavaLocalRef<jobject> GetJavaObject();
+
+  explicit BlimpClientContextImplAndroid(
+      BlimpClientContextImpl* blimp_client_context_impl);
+  ~BlimpClientContextImplAndroid() override;
+
+  base::android::ScopedJavaLocalRef<jobject> CreateBlimpContents(JNIEnv* env,
+                                                                 jobject jobj);
+
+ private:
+  BlimpClientContextImpl* blimp_client_context_impl_;
+
+  base::android::ScopedJavaGlobalRef<jobject> java_obj_;
+
+  DISALLOW_COPY_AND_ASSIGN(BlimpClientContextImplAndroid);
+};
+
+}  // namespace client
+}  // namespace blimp
+
+#endif  // BLIMP_CLIENT_CORE_ANDROID_BLIMP_CLIENT_CONTEXT_IMPL_ANDROID_H_