[Payments] Cache payment manifests.

components/payments/content/android/payment_manifest_parser_android.h

-// Copyright 2017 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 COMPONENTS_PAYMENTS_CONTENT_ANDROID_PAYMENT_MANIFEST_PARSER_ANDROID_H_
-#define COMPONENTS_PAYMENTS_CONTENT_ANDROID_PAYMENT_MANIFEST_PARSER_ANDROID_H_
-
-#include <jni.h>
-
-#include <memory>
-#include <vector>
-
-#include "base/android/jni_android.h"
-#include "base/android/scoped_java_ref.h"
-#include "base/macros.h"
-#include "components/payments/content/payment_manifest_parser_host.h"
-
-namespace payments {
-
-// Android wrapper for the host of the utility process that parses manifest
-// contents.
-class PaymentManifestParserAndroid {
- public:
-  PaymentManifestParserAndroid();
-  ~PaymentManifestParserAndroid();
-
-  void StartUtilityProcess(JNIEnv* env,
-                           const base::android::JavaParamRef<jobject>& jcaller);
-
-  void ParsePaymentMethodManifest(
-      JNIEnv* env,
-      const base::android::JavaParamRef<jobject>& jcaller,
-      const base::android::JavaParamRef<jstring>& jcontent,
-      const base::android::JavaParamRef<jobject>& jcallback);
-
-  void ParseWebAppManifest(
-      JNIEnv* env,
-      const base::android::JavaParamRef<jobject>& jcaller,
-      const base::android::JavaParamRef<jstring>& jcontent,
-      const base::android::JavaParamRef<jobject>& jcallback);
-
-  // Deletes this object.
-  void StopUtilityProcess(JNIEnv* env,
-                          const base::android::JavaParamRef<jobject>& jcaller);
-
- private:
-  PaymentManifestParserHost host_;
-
-  DISALLOW_COPY_AND_ASSIGN(PaymentManifestParserAndroid);
-};
-
-bool RegisterPaymentManifestParser(JNIEnv* env);
-
-}  // namespace payments
-
-#endif  // COMPONENTS_PAYMENTS_CONTENT_ANDROID_PAYMENT_MANIFEST_PARSER_ANDROID_H_