Add BlimpClientContext and factory with real and dummy implementation

chrome/browser/android/blimp/blimp_client_context_factory_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 "chrome/browser/android/blimp/blimp_client_context_factory_android.h"
+
+#include "base/android/jni_android.h"
+#include "base/android/scoped_java_ref.h"
+#include "blimp/client/public/blimp_client_context.h"
+#include "chrome/browser/android/blimp/blimp_client_context_factory.h"
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/profiles/profile_android.h"
+#include "jni/BlimpClientContextFactory_jni.h"
+
+namespace content {
+class BrowserContext;
+}
+
+static base::android::ScopedJavaLocalRef<jobject>
+GetBlimpClientContextForProfile(JNIEnv* env,
+                                const JavaParamRef<jclass>& clazz,
+                                const JavaParamRef<jobject>& jprofile) {
+  Profile* profile = ProfileAndroid::FromProfileAndroid(jprofile);
+  DCHECK(profile);
+  return BlimpClientContextFactory::GetInstance()
+      ->GetForBrowserContext(profile)
+      ->GetJavaObject();
+}
+
+bool RegisterBlimpClientContextFactoryJni(JNIEnv* env) {
+  return RegisterNativesImpl(env);
+}