[Payments] Cache payment manifests.

components/payments/content/android/payment_manifest_downloader_android.cc

Index: components/payments/content/android/payment_manifest_downloader_android.cc
diff --git a/components/payments/content/android/payment_manifest_downloader_android.cc b/components/payments/content/android/payment_manifest_downloader_android.cc
deleted file mode 100644
index 41241e05b9a421036d4c23d272aff3bdf67348a0..0000000000000000000000000000000000000000
--- a/components/payments/content/android/payment_manifest_downloader_android.cc
+++ /dev/null
@@ -1,140 +0,0 @@
-// 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.
-
-#include "components/payments/content/android/payment_manifest_downloader_android.h"
-
-#include <memory>
-#include <utility>
-
-#include "base/android/jni_string.h"
-#include "base/android/scoped_java_ref.h"
-#include "base/logging.h"
-#include "base/memory/ptr_util.h"
-#include "components/payments/content/payment_manifest_downloader.h"
-#include "content/public/browser/browser_context.h"
-#include "content/public/browser/storage_partition.h"
-#include "content/public/browser/web_contents.h"
-#include "jni/PaymentManifestDownloader_jni.h"
-#include "net/url_request/url_request_context_getter.h"
-#include "url/gurl.h"
-#include "url/url_constants.h"
-
-namespace payments {
-namespace {
-
-class SelfDeletingDownloadDelegate
-    : public PaymentManifestDownloader::Delegate {
- public:
-  explicit SelfDeletingDownloadDelegate(
-      const base::android::JavaParamRef<jobject>& jcallback)
-      : jcallback_(jcallback), is_downloading_payment_method_manifest_(true) {}
-
-  void set_downloader(std::unique_ptr<PaymentManifestDownloader> downloader) {
-    downloader_ = std::move(downloader);
-  }
-
-  void DownloadPaymentMethodManifest() {
-    is_downloading_payment_method_manifest_ = true;
-    downloader_->DownloadPaymentMethodManifest();
-  }
-
-  void DownloadWebAppManifest() {
-    is_downloading_payment_method_manifest_ = false;
-    downloader_->DownloadWebAppManifest();
-  }
-
-  // PaymentManifestDownloader::Delegate
-  void OnManifestDownloadSuccess(const std::string& content) override {
-    JNIEnv* env = base::android::AttachCurrentThread();
-    if (is_downloading_payment_method_manifest_) {
-      Java_ManifestDownloadCallback_onPaymentMethodManifestDownloadSuccess(
-          env, jcallback_,
-          base::android::ConvertUTF8ToJavaString(env, content));
-    } else {
-      Java_ManifestDownloadCallback_onWebAppManifestDownloadSuccess(
-          env, jcallback_,
-          base::android::ConvertUTF8ToJavaString(env, content));
-    }
-    delete this;
-  }
-
-  // PaymentManifestDownloader::Delegate
-  void OnManifestDownloadFailure() override {
-    Java_ManifestDownloadCallback_onManifestDownloadFailure(
-        base::android::AttachCurrentThread(), jcallback_);
-    delete this;
-  }
-
- private:
-  ~SelfDeletingDownloadDelegate() override {}
-
-  base::android::ScopedJavaGlobalRef<jobject> jcallback_;
-  bool is_downloading_payment_method_manifest_;
-  std::unique_ptr<PaymentManifestDownloader> downloader_;
-
-  DISALLOW_COPY_AND_ASSIGN(SelfDeletingDownloadDelegate);
-};
-
-SelfDeletingDownloadDelegate* BuildSelfDeletingDownloadDelegate(
-    JNIEnv* env,
-    const base::android::JavaParamRef<jobject>& jweb_contents,
-    const base::android::JavaParamRef<jobject>& juri,
-    const base::android::JavaParamRef<jobject>& jcallback) {
-  SelfDeletingDownloadDelegate* delegate =
-      new SelfDeletingDownloadDelegate(jcallback);
-
-  content::WebContents* web_contents =
-      content::WebContents::FromJavaWebContents(jweb_contents);
-  if (!web_contents) {
-    delegate->OnManifestDownloadFailure();
-    return nullptr;
-  }
-
-  GURL url(base::android::ConvertJavaStringToUTF8(
-      env, Java_PaymentManifestDownloader_getUriString(env, juri)));
-  DCHECK(url.is_valid());
-  DCHECK(url.SchemeIs(url::kHttpsScheme));
-
-  std::unique_ptr<PaymentManifestDownloader> downloader =
-      base::MakeUnique<PaymentManifestDownloader>(
-          content::BrowserContext::GetDefaultStoragePartition(
-              web_contents->GetBrowserContext())
-              ->GetURLRequestContext(),
-          url, delegate);
-  delegate->set_downloader(std::move(downloader));
-
-  return delegate;
-}
-
-}  // namespace
-
-bool RegisterPaymentManifestDownloader(JNIEnv* env) {
-  return RegisterNativesImpl(env);
-}
-
-void DownloadPaymentMethodManifest(
-    JNIEnv* env,
-    const base::android::JavaParamRef<jclass>& jcaller,
-    const base::android::JavaParamRef<jobject>& jweb_contents,
-    const base::android::JavaParamRef<jobject>& jmethod_name,
-    const base::android::JavaParamRef<jobject>& jcallback) {
-  SelfDeletingDownloadDelegate* delegate = BuildSelfDeletingDownloadDelegate(
-      env, jweb_contents, jmethod_name, jcallback);
-  if (delegate)
-    delegate->DownloadPaymentMethodManifest();
-}
-
-void DownloadWebAppManifest(
-    JNIEnv* env,
-    const base::android::JavaParamRef<jclass>& jcaller,
-    const base::android::JavaParamRef<jobject>& jweb_contents,
-    const base::android::JavaParamRef<jobject>& jweb_app_manifest_uri,
-    const base::android::JavaParamRef<jobject>& jcallback) {
-  SelfDeletingDownloadDelegate* delegate = BuildSelfDeletingDownloadDelegate(
-      env, jweb_contents, jweb_app_manifest_uri, jcallback);
-  if (delegate)
-    delegate->DownloadWebAppManifest();
-}
-
-}  // namespace payments