Disable permissions embargo for plugins.

chrome/browser/permissions/permission_decision_auto_blocker_unittest.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/permissions/permission_decision_auto_blocker.h"
 
 #include <map>
 
 #include "base/bind.h"
 #include "base/run_loop.h"
@@ skipping 292 matching lines @@
 
   CheckSafeBrowsingBlacklist(url, CONTENT_SETTINGS_TYPE_NOTIFICATIONS);
   EXPECT_FALSE(last_embargoed_status());
   histograms.ExpectUniqueSample(
       "Permissions.AutoBlocker.SafeBrowsingResponse",
       static_cast<int>(SafeBrowsingResponse::NOT_BLACKLISTED), 1);
   histograms.ExpectTotalCount(
       "Permissions.AutoBlocker.SafeBrowsingResponseTime", 1);
 }
 
+// Check that we do not apply embargo to the plugins content type, as prompts
+// should be triggered only when necessary by Html5ByDefault.
+TEST_F(PermissionDecisionAutoBlockerUnitTest,
+       PluginsNotEmbargoedByMultipleDismisses) {
+  GURL url("https://www.google.com");
+  autoblocker()->RecordDismissAndEmbargo(url, CONTENT_SETTINGS_TYPE_PLUGINS);
+  autoblocker()->RecordDismissAndEmbargo(url, CONTENT_SETTINGS_TYPE_PLUGINS);
+  PermissionResult result =
+      autoblocker()->GetEmbargoResult(url, CONTENT_SETTINGS_TYPE_PLUGINS);
+
+  EXPECT_EQ(CONTENT_SETTING_ASK, result.content_setting);
+  EXPECT_EQ(PermissionStatusSource::UNSPECIFIED, result.source);
+  EXPECT_EQ(2,
+            autoblocker()->GetDismissCount(url, CONTENT_SETTINGS_TYPE_PLUGINS));
+
+  // The third dismiss would normally embargo, but this shouldn't happen for
+  // plugins.
+  autoblocker()->RecordDismissAndEmbargo(url, CONTENT_SETTINGS_TYPE_PLUGINS);
+  result = autoblocker()->GetEmbargoResult(url, CONTENT_SETTINGS_TYPE_PLUGINS);
+
+  EXPECT_EQ(CONTENT_SETTING_ASK, result.content_setting);
+  EXPECT_EQ(PermissionStatusSource::UNSPECIFIED, result.source);
+  EXPECT_EQ(3,
+            autoblocker()->GetDismissCount(url, CONTENT_SETTINGS_TYPE_PLUGINS));
+
+  // Extra one for sanity checking.
+  autoblocker()->RecordDismissAndEmbargo(url, CONTENT_SETTINGS_TYPE_PLUGINS);
+  result = autoblocker()->GetEmbargoResult(url, CONTENT_SETTINGS_TYPE_PLUGINS);
+
+  EXPECT_EQ(CONTENT_SETTING_ASK, result.content_setting);
+  EXPECT_EQ(PermissionStatusSource::UNSPECIFIED, result.source);
+  EXPECT_EQ(4,
+            autoblocker()->GetDismissCount(url, CONTENT_SETTINGS_TYPE_PLUGINS));
+}
+
 // Check that GetEmbargoResult returns the correct value when the embargo is set
 // and expires.
 TEST_F(PermissionDecisionAutoBlockerUnitTest, CheckEmbargoStatus) {
   GURL url("https://www.google.com");
   clock()->SetNow(base::Time::Now());
 
   // Check the default state.
   PermissionResult result =
       autoblocker()->GetEmbargoResult(url, CONTENT_SETTINGS_TYPE_GEOLOCATION);
   EXPECT_EQ(CONTENT_SETTING_ASK, result.content_setting);
@@ skipping 294 matching lines @@
   db_manager->BlacklistUrlPermissions(url, blacklisted_permissions);
   SetSafeBrowsingDatabaseManagerAndTimeoutForTesting(db_manager,
                                                      0 /* timeout in ms */);
 
   CheckSafeBrowsingBlacklist(url, CONTENT_SETTINGS_TYPE_NOTIFICATIONS);
   EXPECT_FALSE(last_embargoed_status());
   histograms.ExpectUniqueSample(
       "Permissions.AutoBlocker.SafeBrowsingResponse",
       static_cast<int>(SafeBrowsingResponse::NOT_BLACKLISTED), 1);
 }