Add removal filter support for Cookies, Storage, and Content Settings.

net/cookies/cookie_monster.cc

 // Copyright (c) 2012 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.
 
 // Portions of this code based on Mozilla:
 //   (netwerk/cookie/src/nsCookieService.cpp)
 /* ***** BEGIN LICENSE BLOCK *****
  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
  *
  * The contents of this file are subject to the Mozilla Public License Version
@@ skipping 633 matching lines @@
   GURL url_;
 
   DISALLOW_COPY_AND_ASSIGN(DeleteAllCreatedBetweenForHostTask);
 };
 
 int CookieMonster::DeleteAllCreatedBetweenForHostTask::RunDeleteTask() {
   return this->cookie_monster()->DeleteAllCreatedBetweenForHost(
       delete_begin_, delete_end_, url_);
 }
 
+// Task class for DeleteAllCreatedBetweenForHost call.
+class CookieMonster::DeleteAllCreatedBetweenWithPredicateTask
+    : public DeleteTask<int> {
+ public:
+  DeleteAllCreatedBetweenWithPredicateTask(
+      CookieMonster* cookie_monster,
+      Time delete_begin,
+      Time delete_end,
+      base::Callback<bool(const CanonicalCookie&)> predicate,
+      const DeleteCallback& callback)
+      : DeleteTask<int>(cookie_monster, callback),
+        delete_begin_(delete_begin),
+        delete_end_(delete_end),
+        predicate_(predicate) {}
+
+  // DeleteTask:
+  int RunDeleteTask() override;
+
+ protected:
+  ~DeleteAllCreatedBetweenWithPredicateTask() override {}
+
+ private:
+  Time delete_begin_;
+  Time delete_end_;
+  base::Callback<bool(const CanonicalCookie&)> predicate_;
+
+  DISALLOW_COPY_AND_ASSIGN(DeleteAllCreatedBetweenWithPredicateTask);
+};
+
+int CookieMonster::DeleteAllCreatedBetweenWithPredicateTask::RunDeleteTask() {
+  return this->cookie_monster()->DeleteAllCreatedBetweenWithPredicate(
+      delete_begin_, delete_end_, predicate_);
+}
+
 // Task class for DeleteCanonicalCookie call.
 class CookieMonster::DeleteCanonicalCookieTask : public DeleteTask<int> {
  public:
   DeleteCanonicalCookieTask(CookieMonster* cookie_monster,
                             const CanonicalCookie& cookie,
                             const DeleteCallback& callback)
       : DeleteTask<int>(cookie_monster, callback), cookie_(cookie) {}
 
   // DeleteTask:
   int RunDeleteTask() override;
@@ skipping 290 matching lines @@
     const Time delete_end,
     const GURL& url,
     const DeleteCallback& callback) {
   scoped_refptr<DeleteAllCreatedBetweenForHostTask> task =
       new DeleteAllCreatedBetweenForHostTask(this, delete_begin, delete_end,
                                              url, callback);
 
   DoCookieTaskForURL(task, url);
 }
 
+void CookieMonster::DeleteAllCreatedBetweenWithPredicateAsync(
+    const Time& delete_begin,
+    const Time& delete_end,
+    const base::Callback<bool(const CanonicalCookie&)>& predicate,
+    const DeleteCallback& callback) {
+  if (predicate.is_null()) {
+    DeleteAllCreatedBetweenAsync(delete_begin, delete_end, callback);
+    return;
+  }
+  scoped_refptr<DeleteAllCreatedBetweenWithPredicateTask> task =
+      new DeleteAllCreatedBetweenWithPredicateTask(
+          this, delete_begin, delete_end, predicate, callback);
+  DoCookieTask(task);
+}
+
 void CookieMonster::DeleteSessionCookiesAsync(
     const CookieStore::DeleteCallback& callback) {
   scoped_refptr<DeleteSessionCookiesTask> task =
       new DeleteSessionCookiesTask(this, callback);
 
   DoCookieTask(task);
 }
 
 void CookieMonster::SetCookieableSchemes(
     const std::vector<std::string>& schemes) {
@@ skipping 200 matching lines @@
         // Time::Max() is confusing.
         (delete_end.is_null() || cc->CreationDate() < delete_end)) {
       num_deleted++;
 
       InternalDeleteCookie(curit, true, DELETE_COOKIE_EXPLICIT);
     }
   }
   return num_deleted;
 }
 
+int CookieMonster::DeleteAllCreatedBetweenWithPredicate(
+    const base::Time& delete_begin,
+    const base::Time& delete_end,
+    const base::Callback<bool(const CanonicalCookie&)>& predicate) {
+  int num_deleted = 0;
+  for (CookieMap::iterator it = cookies_.begin(); it != cookies_.end();) {
+    CookieMap::iterator curit = it;
+    CanonicalCookie* cc = curit->second;
+    ++it;
+
+    if (cc->CreationDate() >= delete_begin &&
+        (delete_end.is_null() || cc->CreationDate() < delete_end) &&
+        predicate.Run(*cc)) {
+      InternalDeleteCookie(curit, true, /*sync_to_store*/
+                           DELETE_COOKIE_EXPLICIT);
+      ++num_deleted;
+    }
+  }
+
+  return num_deleted;
+}
 
 bool CookieMonster::SetCookieWithOptions(const GURL& url,
                                          const std::string& cookie_line,
                                          const CookieOptions& options) {
   DCHECK(thread_checker_.CalledOnValidThread());
 
   if (!HasCookieableScheme(url)) {
     return false;
   }
 
@@ skipping 1152 matching lines @@
        it != hook_map_.end(); ++it) {
     std::pair<GURL, std::string> key = it->first;
     if (cookie.IncludeForRequestURL(key.first, opts) &&
         cookie.Name() == key.second) {
       it->second->Notify(cookie, removed);
     }
   }
 }
 
 }  // namespace net