Move code about browsing data from PrefServiceBridge to BrowsingDataBridge.

chrome/browser/android/browsing_data/browsing_data_bridge.cc

Index: chrome/browser/android/browsing_data/browsing_data_bridge.cc
diff --git a/chrome/browser/android/browsing_data/browsing_data_bridge.cc b/chrome/browser/android/browsing_data/browsing_data_bridge.cc
new file mode 100644
index 0000000000000000000000000000000000000000..170a27f5983b10ca5551b614f7b0a6bc9431aa22
--- /dev/null
+++ b/chrome/browser/android/browsing_data/browsing_data_bridge.cc
@@ -0,0 +1,287 @@
+// 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 "chrome/browser/android/browsing_data/browsing_data_bridge.h"
+
+#include <jni.h>
+#include <stddef.h>
+
+#include <memory>
+#include <set>
+#include <string>
+#include <vector>
+
+#include "base/android/jni_android.h"
+#include "base/android/jni_array.h"
+#include "base/android/jni_string.h"
+#include "base/android/jni_weak_ref.h"
+#include "base/metrics/histogram_macros.h"
+#include "base/scoped_observer.h"
+#include "base/values.h"
+#include "chrome/browser/browsing_data/browsing_data_remover_factory.h"
+#include "chrome/browser/browsing_data/chrome_browsing_data_remover_delegate.h"
+#include "chrome/browser/engagement/important_sites_util.h"
+#include "chrome/browser/history/web_history_service_factory.h"
+#include "chrome/browser/profiles/profile_manager.h"
+#include "chrome/browser/sync/profile_sync_service_factory.h"
+#include "chrome/common/channel_info.h"
+#include "components/browser_sync/profile_sync_service.h"
+#include "components/browsing_data/core/history_notice_utils.h"
+#include "components/prefs/pref_service.h"
+#include "content/public/browser/browsing_data_filter_builder.h"
+#include "jni/BrowsingDataBridge_jni.h"
+
+using base::android::AttachCurrentThread;
+using base::android::JavaParamRef;
+using base::android::JavaRef;
+using base::android::ScopedJavaLocalRef;
+using base::android::ScopedJavaGlobalRef;
+
+namespace {
+
+const size_t kMaxImportantSites = 5;
+
+Profile* GetOriginalProfile() {
+  return ProfileManager::GetActiveUserProfile()->GetOriginalProfile();
+}
+
+// Merges |task_count| BrowsingDataRemover completion callbacks and redirects
+// them back into Java.
+class ClearBrowsingDataObserver : public BrowsingDataRemover::Observer {
+ public:
+  // |obj| is expected to be the object passed into ClearBrowsingData(); e.g. a
+  // ChromePreference.
+  ClearBrowsingDataObserver(JNIEnv* env,
+                            jobject obj,
+                            BrowsingDataRemover* browsing_data_remover,
+                            int task_count)
+      : task_count_(task_count),
+        weak_chrome_native_preferences_(env, obj),
+        observer_(this) {
+    DCHECK_GT(task_count, 0);
+    observer_.Add(browsing_data_remover);
+  }
+
+  void OnBrowsingDataRemoverDone() override {
+    DCHECK(task_count_);
+    if (--task_count_)
+      return;
+
+    // We delete ourselves when done.
+    std::unique_ptr<ClearBrowsingDataObserver> auto_delete(this);
+
+    JNIEnv* env = AttachCurrentThread();
+    if (weak_chrome_native_preferences_.get(env).is_null())
+      return;
+
+    Java_BrowsingDataBridge_browsingDataCleared(
+        env, weak_chrome_native_preferences_.get(env));
+  }
+
+ private:
+  int task_count_;
+  JavaObjectWeakGlobalRef weak_chrome_native_preferences_;
+  ScopedObserver<BrowsingDataRemover, BrowsingDataRemover::Observer> observer_;
+};
+
+}  // namespace
+
+bool RegisterBrowsingDataBridge(JNIEnv* env) {
+  return RegisterNativesImpl(env);
+}
+
+static void ClearBrowsingData(
+    JNIEnv* env,
+    const JavaParamRef<jobject>& obj,
+    const JavaParamRef<jintArray>& data_types,
+    jint time_period,
+    const JavaParamRef<jobjectArray>& jexcluding_domains,
+    const JavaParamRef<jintArray>& jexcluding_domain_reasons,
+    const JavaParamRef<jobjectArray>& jignoring_domains,
+    const JavaParamRef<jintArray>& jignoring_domain_reasons) {
+  BrowsingDataRemover* browsing_data_remover =
+      BrowsingDataRemoverFactory::GetForBrowserContext(GetOriginalProfile());
+
+  std::vector<int> data_types_vector;
+  base::android::JavaIntArrayToIntVector(env, data_types, &data_types_vector);
+
+  int remove_mask = 0;
+  for (const int data_type : data_types_vector) {
+    switch (static_cast<browsing_data::BrowsingDataType>(data_type)) {
+      case browsing_data::BrowsingDataType::HISTORY:
+        remove_mask |= ChromeBrowsingDataRemoverDelegate::DATA_TYPE_HISTORY;
+        break;
+      case browsing_data::BrowsingDataType::CACHE:
+        remove_mask |= BrowsingDataRemover::DATA_TYPE_CACHE;
+        break;
+      case browsing_data::BrowsingDataType::COOKIES:
+        remove_mask |= BrowsingDataRemover::DATA_TYPE_COOKIES;
+        remove_mask |= ChromeBrowsingDataRemoverDelegate::DATA_TYPE_SITE_DATA;
+        break;
+      case browsing_data::BrowsingDataType::PASSWORDS:
+        remove_mask |= ChromeBrowsingDataRemoverDelegate::DATA_TYPE_PASSWORDS;
+        break;
+      case browsing_data::BrowsingDataType::FORM_DATA:
+        remove_mask |= ChromeBrowsingDataRemoverDelegate::DATA_TYPE_FORM_DATA;
+        break;
+      case browsing_data::BrowsingDataType::BOOKMARKS:
+        // Bookmarks are deleted separately on the Java side.
+        NOTREACHED();
+        break;
+      case browsing_data::BrowsingDataType::NUM_TYPES:
+        NOTREACHED();
+    }
+  }
+  std::vector<std::string> excluding_domains;
+  std::vector<int32_t> excluding_domain_reasons;
+  std::vector<std::string> ignoring_domains;
+  std::vector<int32_t> ignoring_domain_reasons;
+  base::android::AppendJavaStringArrayToStringVector(
+      env, jexcluding_domains.obj(), &excluding_domains);
+  base::android::JavaIntArrayToIntVector(env, jexcluding_domain_reasons.obj(),
+                                         &excluding_domain_reasons);
+  base::android::AppendJavaStringArrayToStringVector(
+      env, jignoring_domains.obj(), &ignoring_domains);
+  base::android::JavaIntArrayToIntVector(env, jignoring_domain_reasons.obj(),
+                                         &ignoring_domain_reasons);
+  std::unique_ptr<content::BrowsingDataFilterBuilder> filter_builder(
+      content::BrowsingDataFilterBuilder::Create(
+          content::BrowsingDataFilterBuilder::BLACKLIST));
+  for (const std::string& domain : excluding_domains) {
+    filter_builder->AddRegisterableDomain(domain);
+  }
+
+  if (!excluding_domains.empty() || !ignoring_domains.empty()) {
+    ImportantSitesUtil::RecordBlacklistedAndIgnoredImportantSites(
+        GetOriginalProfile(), excluding_domains, excluding_domain_reasons,
+        ignoring_domains, ignoring_domain_reasons);
+  }
+
+  // Delete the types protected by Important Sites with a filter,
+  // and the rest completely.
+  int filterable_mask =
+      remove_mask &
+      ChromeBrowsingDataRemoverDelegate::IMPORTANT_SITES_DATA_TYPES;
+  int nonfilterable_mask =
+      remove_mask &
+      ~ChromeBrowsingDataRemoverDelegate::IMPORTANT_SITES_DATA_TYPES;
+
+  // ClearBrowsingDataObserver deletes itself when |browsing_data_remover| is
+  // done with both removal tasks.
+  ClearBrowsingDataObserver* observer = new ClearBrowsingDataObserver(
+      env, obj, browsing_data_remover, 2 /* tasks_count */);
+
+  browsing_data::TimePeriod period =
+      static_cast<browsing_data::TimePeriod>(time_period);
+  browsing_data::RecordDeletionForPeriod(period);
+
+  if (filterable_mask) {
+    browsing_data_remover->RemoveWithFilterAndReply(
+        browsing_data::CalculateBeginDeleteTime(period),
+        browsing_data::CalculateEndDeleteTime(period), filterable_mask,
+        BrowsingDataRemover::ORIGIN_TYPE_UNPROTECTED_WEB,
+        std::move(filter_builder), observer);
+  } else {
+    // Make sure |observer| doesn't wait for the filtered task.
+    observer->OnBrowsingDataRemoverDone();
+  }
+
+  if (nonfilterable_mask) {
+    browsing_data_remover->RemoveAndReply(
+        browsing_data::CalculateBeginDeleteTime(period),
+        browsing_data::CalculateEndDeleteTime(period), nonfilterable_mask,
+        BrowsingDataRemover::ORIGIN_TYPE_UNPROTECTED_WEB, observer);
+  } else {
+    // Make sure |observer| doesn't wait for the non-filtered task.
+    observer->OnBrowsingDataRemoverDone();
+  }
+}
+
+static void ShowNoticeAboutOtherFormsOfBrowsingHistory(
+    const JavaRef<jobject>& listener,
+    bool show) {
+  JNIEnv* env = AttachCurrentThread();
+  UMA_HISTOGRAM_BOOLEAN(
+      "History.ClearBrowsingData.HistoryNoticeShownInFooterWhenUpdated", show);
+  if (!show)
+    return;
+  Java_OtherFormsOfBrowsingHistoryListener_showNoticeAboutOtherFormsOfBrowsingHistory(
+      env, listener);
+}
+
+static void EnableDialogAboutOtherFormsOfBrowsingHistory(
+    const JavaRef<jobject>& listener,
+    bool enabled) {
+  JNIEnv* env = AttachCurrentThread();
+  if (!enabled)
+    return;
+  Java_OtherFormsOfBrowsingHistoryListener_enableDialogAboutOtherFormsOfBrowsingHistory(
+      env, listener);
+}
+
+static void RequestInfoAboutOtherFormsOfBrowsingHistory(
+    JNIEnv* env,
+    const JavaParamRef<jobject>& obj,
+    const JavaParamRef<jobject>& listener) {
+  // The permanent notice in the footer.
+  browsing_data::ShouldShowNoticeAboutOtherFormsOfBrowsingHistory(
+      ProfileSyncServiceFactory::GetForProfile(GetOriginalProfile()),
+      WebHistoryServiceFactory::GetForProfile(GetOriginalProfile()),
+      base::Bind(&ShowNoticeAboutOtherFormsOfBrowsingHistory,
+                 ScopedJavaGlobalRef<jobject>(env, listener)));
+
+  // The one-time notice in the dialog.
+  browsing_data::ShouldPopupDialogAboutOtherFormsOfBrowsingHistory(
+      ProfileSyncServiceFactory::GetForProfile(GetOriginalProfile()),
+      WebHistoryServiceFactory::GetForProfile(GetOriginalProfile()),
+      chrome::GetChannel(),
+      base::Bind(&EnableDialogAboutOtherFormsOfBrowsingHistory,
+                 ScopedJavaGlobalRef<jobject>(env, listener)));
+}
+
+static void FetchImportantSites(JNIEnv* env,
+                                const JavaParamRef<jclass>& clazz,
+                                const JavaParamRef<jobject>& java_callback) {
+  Profile* profile = GetOriginalProfile();
+  std::vector<ImportantSitesUtil::ImportantDomainInfo> important_sites =
+      ImportantSitesUtil::GetImportantRegisterableDomains(profile,
+                                                          kMaxImportantSites);
+  bool dialog_disabled = ImportantSitesUtil::IsDialogDisabled(profile);
+
+  std::vector<std::string> important_domains;
+  std::vector<int32_t> important_domain_reasons;
+  std::vector<std::string> important_domain_examples;
+  for (const ImportantSitesUtil::ImportantDomainInfo& info : important_sites) {
+    important_domains.push_back(info.registerable_domain);
+    important_domain_reasons.push_back(info.reason_bitfield);
+    important_domain_examples.push_back(info.example_origin.spec());
+  }
+
+  ScopedJavaLocalRef<jobjectArray> java_domains =
+      base::android::ToJavaArrayOfStrings(env, important_domains);
+  ScopedJavaLocalRef<jintArray> java_reasons =
+      base::android::ToJavaIntArray(env, important_domain_reasons);
+  ScopedJavaLocalRef<jobjectArray> java_origins =
+      base::android::ToJavaArrayOfStrings(env, important_domain_examples);
+
+  Java_ImportantSitesCallback_onImportantRegisterableDomainsReady(
+      env, java_callback.obj(), java_domains.obj(), java_origins.obj(),
+      java_reasons.obj(), dialog_disabled);
+}
+
+// This value should not change during a sessions, as it's used for UMA metrics.
+static jint GetMaxImportantSites(JNIEnv* env,
+                                 const JavaParamRef<jclass>& clazz) {
+  return kMaxImportantSites;
+}
+
+static void MarkOriginAsImportantForTesting(
+    JNIEnv* env,
+    const JavaParamRef<jclass>& clazz,
+    const JavaParamRef<jstring>& jorigin) {
+  GURL origin(base::android::ConvertJavaStringToUTF8(jorigin));
+  CHECK(origin.is_valid());
+  ImportantSitesUtil::MarkOriginAsImportantForTesting(GetOriginalProfile(),
+                                                      origin);
+}