Add Settings[, Oberser] java code and JNI bridge.

blimp/client/core/settings/android/settings_android.cc

+// 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.
+
+#include "blimp/client/core/settings/android/settings_android.h"
+
+#include "base/android/jni_android.h"
+#include "jni/Settings_jni.h"
+
+namespace blimp {
+namespace client {
+
+// static
+bool SettingsAndroid::RegisterJni(JNIEnv* env) {
+  return RegisterNativesImpl(env);
+}
+
+// static
+SettingsAndroid* SettingsAndroid::FromJavaObject(
+    JNIEnv* env,
+    const base::android::JavaRef<jobject>& jobj) {
+  return reinterpret_cast<SettingsAndroid*>(
+      Java_Settings_getNativePtr(env, jobj));
+}
+
+base::android::ScopedJavaLocalRef<jobject> SettingsAndroid::GetJavaObject() {
+  return base::android::ScopedJavaLocalRef<jobject>(java_obj_);
+}
+
+SettingsAndroid::SettingsAndroid(PrefService* local_state)
+    : Settings(local_state) {
+  JNIEnv* env = base::android::AttachCurrentThread();
+  java_obj_.Reset(
+      env, Java_Settings_create(env, reinterpret_cast<intptr_t>(this)).obj());
+}
+
+SettingsAndroid::~SettingsAndroid() {
+  Java_Settings_onNativeDestroyed(base::android::AttachCurrentThread(),
+                                  java_obj_);
+}
+
+void SettingsAndroid::Destroy(JNIEnv* env, jobject jobj) {

[David Trainor- moved to gerrit, 2016/11/08 00:14:49]

Delete this?

[Menglin, 2016/11/08 05:03:23]

same here. i should've removed this!

+  delete this;
+}
+
+void SettingsAndroid::SetEnableBlimpModeWrap(JNIEnv* env,
+                                             jobject jobj,
+                                             bool enable) {
+  SetEnableBlimpMode(enable);
+}
+
+void SettingsAndroid::SetRecordWholeDocumentWrap(JNIEnv* env,
+                                                 jobject jobj,
+                                                 bool enable) {
+  SetRecordWholeDocument(enable);
+}
+
+void SettingsAndroid::SetShowNetworkStatsWrap(JNIEnv* env,
+                                              jobject jobj,
+                                              bool enable) {
+  SetShowNetworkStats(enable);
+}
+
+}  // namespace client
+}  // namespace blimp